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Patrias K, author; Wendling D, editor. Citing Medicine: The NLM Style Guide for Authors, Editors, and Publishers [Internet]. 2nd edition. Bethesda (MD): National Library of Medicine (US); 2007-.

Citing Medicine: The NLM Style Guide for Authors, Editors, and Publishers [Internet]. 2nd edition.

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AppendixContent Updates

Created: December 21, 2009; Last Update: August 5, 2020.

The Content Updates Appendix includes an inventory of the publication’s updates and corrections since its publication in October 2007. The most recent updates and corrections appear at the top of the page.

The updates and corrections are organized by:

Update – Highlights updates to the Citing Medicine user interface, content delivery, and the NCBI Bookshelf, the internal management system.
Change Log – Identifies the location of the content updates and corrections within the Citing Medicine chapter sections and appendixes.

Change Log for August 5, 2020

Chapter/Appendix	Section Updated	Update/Correction
Chapter 3: Conference Publications	Part B, Conference Papers – Examples of Citations	New example at 16. Paper for a Cancelled Conference
Chapter 12: Papers and Poster Sessions Presented at Meetings	Examples of Citations	New example at 18. Paper/Poster for a Cancelled Conference

Change Log for May 18, 2018

Chapter/Appendix	Section Updated	Update/Correction
Chapter 1A: Journal Articles	Citation Rules with Examples	Added punctuation in Box 22
Multiple chapters	Citation Rules with Examples	In Chapters 1, 11, 19, and 23, in the box called “Abbreviation rules for journal titles,” in the item “Other sources for title-word abbreviations,” updated hyperlinks
Chapter 24: Databases/Retrieval Systems/Datasets on the Internet	Examples of Citations	Updated two mentions of DailyMed to match the current hyperlink syntax

Change Log for August 9, 2017

Chapter/Appendix	Section Updated	Update/Correction
Chapter 24: Databases/Retrieval Systems/Datasets on the Internet		Updated chapter title and sections to include datasets (was "Chapter 24: Databases/Retrieval Systems on the Internet")

Change Log for March 17, 2017

Chapter/Appendix	Section Updated	Update/Correction
Chapter 13: Letters and Other Personal Communication	Introduction	Updated Chapter 13 “See Also” reference for the newly renamed Chapter 14: Manuscripts and Preprints
Chapter 14: Manuscripts and Preprints	C. Preprints: Introduction and Examples	Added new section. Updated chapter title (was "Manuscripts")

Change Log for August 10, 2016

Chapter/Appendix	Section Updated	Update/Correction
Chapter 24A: Entire Databases/Retrieval Systems on the Internet	Examples of Citations	Added two new citations to end of section
Chapter 21: Additional Sources for Journal Title Abbreviations		Added link to the above as "Examples of Citations to Computer Programs (Software) on the Internet"

Change Log for October 2, 2015

Chapter/Appendix	Section Updated	Update/Correction
Appendix A: Abbreviations for Commonly Used English Words in Journal Titles		Replaced list of abbreviations for commonly used English words in journal titles with link to the ISSN International Centre's LTWA
Appendix B: Additional Sources for Journal Title Abbreviations		Updated information about the ISSN International Centre's LTWA’s online availability in first paragraph

Change Log for August 11, 2015

Chapter/Appendix	Section Updated	Update/Correction
Multiple Chapters	Citation Rules with Examples	Minor changes for consistency for using “doi” rather than “DOI” when not used as a heading or as part of a name in multiple examples
Multiple Chapters	Citation Rules with Examples	Minor changes for consistency of “Korean” for “Names in non-roman alphabets (Cyrillic, Greek, Arabic, Hebrew, Korean) or character-based languages (Chinese, Japanese)” and “Romanize names in Cyrillic (Russian, Bulgarian, etc.), Greek, Arabic, Hebrew, Korean, or character-based languages, such as Chinese and Japanese”
Multiple Chapters	Citation Rules with Examples	Corrected “jaargan g” to “jaargang” in all instances for “Non-English names for volume”
Multiple Chapters	Citation Rules with Examples	Changed “sostavityel” to “sostavitel” in all instances of “Non-English names for secondary authors” for consistency
2015 Foreword		Added new forward commenting on ANSI/NISO Z39.29 Bibliographic References
Chapter 1A: Journal Articles	Citation Rules with Examples	Corrected information about citing BMJ or British Medical Journal based on publication date in “General Rules for Journal Title”
Chapter 2A: Entire Books	Citation Rules with Examples	Added example to “39. Book with date of publication and date of copyright”
Chapter 3A: Conference Proceedings	Citation Rules with Examples	Corrected “2003 Apr 30-Mar 2” to “2003 Apr 30-May 2” for “Dates cross months” for “Specific Rules for Date of Conference”
Chapter 3B: Conference Papers	Citation Rules with Examples	Corrected subscripted characters in citation examples for “Titles of papers containing a Greek letter, chemical formula, or another special character” to “Specific Rules for Title”
Chapter 3C: Parts of Conference Papers	Citation Rules with Examples	Corrected citation in “9. Part of a paper with no page number provided”
Chapter 4A: Entire Reports	Citation Rules with Examples	Corrected citation for “1. Standard report written and published by the sponsoring organization”
Chapter 5. Dissertations and Theses	Citation Rules with Examples	Added citation in “Titles not in English”
Chapter 6A: Entire Bibliographies	Citation Rules with Examples	Corrected punctuation in heading for “5. Bibliography with organization as compiler”
Chapter 8: Newspaper Articles	Introduction	Corrected punctuation in citation diagram
Chapter 8: Newspaper Articles	Citation Rules with Examples	Minor clarification of volume and issue information in “Date of Publication for Newspaper Articles” and “Optional volume and issue numbers used instead of section information”
Chapter 16B: Journal Titles in Audiovisual Formats	Citation Rules with Examples	Removed an example from “No volume number present” in “Specific Rules for Volume Number” and “No issue number present” in “Specific Rules for Issue Number”
Chapter 17A: Individual Prints and Photographs	Citation Rules with Examples	Removed link to Chapter 16 in “Type of Medium for Individual Prints and Photographs”
Chapter 18: Books and Other Individual Titles on CD-ROM, DVD, or Disk	Citation Rules with Examples	Added link to “36. Book on CD-ROM, DVD, or disk in more than one medium” to “Extent (Pagination)” and “Physical Description”
Chapter 20: Databases on CD-ROM, DVD or Disk	Citation Rules with Examples	Corrected example in “22. Database on CD-ROM, DVD, or disk with government agency or other national body as publisher”
Chapter 21: Computer Programs on CD-ROM, DVD, or Disk	Citation Rules with Examples	Corrected title from “Non-English names for programs” to “Non-English names for months” in “Date of Update/Revision”
Chapter 22A: Entire Books and Other Individual Titles on the Internet	Citation Rules with Examples	Added examples to “7. Book on the Internet with an organization as author,” “23. Book on the Internet with qualifier added to place of publication for clarity,” and “39. Book on the Internet that is a video, videocast, or podcast”
Chapter 22B: Parts of Books on the Internet	Citation Rules with Examples	Corrected “End with a semicolon placed outside the closing bracket” in “Both a date of update/revision and a date of citation” in “Specific Rules for Date of Citation” and “Part is a video clip, videocast, or podcast” in “Specific Rules for Name and Number/Letter” and “Specific Rules for Location (Pagination)”
Chapter 22C: Contributions to Books on the Internet	Citation Rules with Examples	Corrected example in “Both a date of update/revision and a date of citation” in “Specific Rules for Date of Citation”
Chapter 23A: Journal Articles on the Internet	Citation Rules with Examples	Added examples to “12. Journal article on the Internet not in English,” “15. Journal article on the Internet with optional article type,” “30. Journal article on the Internet with location expressed as standard page numbers,” “34. Journal article on the Internet with location/extent expressed as estimated number of pages,” and “36. Journal article on the Internet with location/extent expressed as an article number”
Chapter 23B: Journal Titles on the Internet	Citation Rules with Examples	Corrected examples for “Journals appearing in more than one language” in “Specific Rules for Title” and “Specific Rules for Language” and “No issue number present” in “Specific Rules for Issue Number”
Chapter 24A: Entire Databases/Retrieval Systems on the Internet	Citation Rules with Examples	Corrected acronym for BOND in example for “Other types of material to include in notes” in “Specific Rules for Notes”
Chapter 24A: Entire Databases/Retrieval Systems on the Internet	Citation Rules with Examples	Added examples to “1. Standard citation to an open serial database,” “5. Database/retrieval system on the Internet with an individual as author,” “7. Database/retrieval system on the Internet with an organization as author,” “8. Database/retrieval system on the Internet with editors where there is no author,” “18. Database/retrieval system on the Internet with an edition or version,” “24. Database/retrieval system on the Internet title with government agency or other national body as publisher,” “27. Database/retrieval system on the Internet title with month/day included in date of publication,” “31. Database/retrieval system on the Internet with date estimated,” “33. Database/retrieval system on the Internet with update/revision date” and “37. Database/retrieval system on the Internet with supplemental note included.” Modified example in “13. Database/retrieval system on the Internet title with upper/lowercase letters and symbols” for consistency.
Chapters 24B: Part of a Database on the Internet	Citation Rules with Examples	Corrected “date known” to “date unknown” in “Locating the date of publication” and “Locating the date of publication if there is no standard title page”
Chapter 24B: Parts of Databases on the Internet	Citation Rules with Examples	Removed an example from “6. Part of a database on the Internet with a date of publication separate from the date of the database as a whole”
Chapter 24C: Contributions to Databases on the Internet	Citation Rules with Examples	Added examples to “2. Standard contribution to a database on the Internet with a separate date for the item,” “8. Contribution to a database on the Internet with extent provided by the database,” and “11. Contribution to a database on the Internet with a note”
Chapter 24C: Contributions to Databases on the Internet	Citation Rules with Examples	Corrected example for “9. Contribution to a database on the Internet with extent calculated”
Chapter 25A: Homepages	Citation Rules with Examples	Added examples to “5. Homepage with an organization(s) as author,” “20. Homepage published with publisher having subsidiary division,” “21. Homepage with government agency or other national body as publisher,” “27. Homepage with months/days included in date of publication,” “34. Homepage with optional system requirements,” and “36. Homepage with supplemental note included”
Chapter 25B: Parts of Web Sites	Citation Rules with Examples	Corrected example for “No date of publication or copyright can be found” in “Specific Rules for Date of Publication”
Chapter 25B: Parts of Web Sites	Citation Rules with Examples	Corrected placement of semicolon in rule for “Both a date of update/revision and a date of citation” in “Specific Rules for Date of Citation”
Chapter 25B: Parts of Web Sites	Citation Rules with Examples	Corrected example in “8. Part of a Web site with date(s) of update/revision”
Chapter 25B: Parts of Web Sites	Citation Rules with Examples	Added examples to “7. Part of a Web site with a date of publication separate from the date of the Web site” and “11. Part of a Web site with location (pagination) estimated as page numbers”
Chapter 26C: Blogs	Citation Rules with Examples	Corrected “date known” to “date unknown” in “No beginning date is provided” and “Locating the date of publication”
Chapter 26D: Wikis	Citation Rules with Examples	Corrected “date known” to “date unknown” in “Locating the date of publication” and “No date of creation is provided”
Appendix B: Additional Sources for Journal Title Abbreviations		Revised introduction and updated all of the resources in the “Source List”
Appendix F: Notes for Citing MEDLINE® /PubMed®		Revised “2. For Author Affiliation,” “3. For Article Title,” and “4. For Article Type.” Changed nine to ten citation elements in introduction.

Change Log for September 15, 2011

Chapter/Appendix	Section Updated	Update/Correction
Chapter 1A: Journal Articles	Citation Rules with Examples	Minor changes for consistency to “Names in non-roman alphabets (Cyrillic, Greek, Arabic, Hebrew) or character-based languages (Chinese, Japanese, Korean)” in “Specific Rules for Authors,” and “Discontinuous page numbers” in “Specific Rules for Location (Pagination)”
Chapter 1A: Journal Articles	Examples of Citations	Modified citation and added citation to “75. Other types of notes for journal articles”
Chapter 2D: Contributions to Books	Citation Rules with Examples	Minor changes for consistency to “Other surname rules” in “Specific Rules for Author/Editor”
Chapter 4A: Entire Reports	Citation Rules with Examples	Minor changes for consistency to “Other surname rules” in “Specific Rules for Author/Editor”
Chapter 8: Newspaper Articles	Citation Rules with Examples	Minor changes for consistency to “Designations of rank in a family, such as Jr and III” and “Names in non-roman alphabets (Cyrillic, Greek, Arabic, Hebrew) or character-based languages (Chinese, Japanese, Korean)” in “Specific Rules for Authors”
Chapter 12: Papers and Poster Sessions Presented at Meetings	Citation Rules with Examples	Minor changes for consistency to “Designations of rank in a family, such as Jr and III” and “Names in non-roman alphabets (Cyrillic, Greek, Arabic, Hebrew) or character-based languages (Chinese, Japanese, Korean)” in “Specific Rules for Authors”
Chapter 14A: Individual Manuscripts	Examples of Citations	Added citation to “27. Manuscript with supplemental note included”
Chapter 16A; Journal Articles in Audiovisual Formats	Citation Rules with Examples	Minor changes for consistency to “Names in non-roman alphabets (Cyrillic, Greek, Arabic, Hebrew) or character-based languages (Chinese, Japanese, Korean)” in “Specific Rules for Authors”
Chapter 19A: Journal Articles on CD-ROM, DVD, or Disk	Citation Rules with Examples	Minor changes for consistency to “Names in non-roman alphabets (Cyrillic, Greek, Arabic, Hebrew) or character-based languages (Chinese, Japanese, Korean)” in “Specific Rules for Authors”
Chapter 20: Databases on CD-ROM, DVD, or Disk	Examples of Citations	Added citation to “15. Database on CD-ROM, DVD, or disk with an edition or version”
Chapter 22: Books and Other Individual Titles on the Internet	Introduction	Revised first paragraph in the introduction.
Chapter 22A: Entire Books and Other Individual Titles on the Internet	Examples of Citations	Added citation to “39. Book on the Internet that is a video, videocast, or podcast”
Chapter 22C: Contributions to Books on the Internet	Citation Rules with Examples	Changed semicolon to period in last rule in “General Rules for Date of Citation”
Chapter 23: Journals on the Internet	Table of Contents	Changed link from “Chapter 1C: Entire Journal Titles” to “Chapter 1B Parts of Journal Articles”
Chapter 23: Journals on the Internet	Introduction	Revised first paragraph in the introduction
Chapter 23A: Journal Articles on the Internet	Citation Rules with Examples	Minor changes for consistency to “Designations of rank in a family, such as Jr and III” and “Names in non-roman alphabets (Cyrillic, Greek, Arabic, Hebrew) or character-based languages (Chinese, Japanese, Korean)” in “Specific Rules for Authors.” Added link to “43. Part of journal article on the Internet” in “Examples for Article Title.” Removed link to “43. Part of journal article on the Internet” in “Examples for Notes.” Minor correction to the “Non-English journal titles.”
Chapter 23A: Journals on the Internet	Examples of Citations	Added citations to “21. Journal article on the Internet updated/revised after publication,” “42. Journal article on the Internet with note,” and “43. Part of a journal article on the Internet”
Chapter 24A: Entire Databases/Retrieval Systems on the Internet	Examples of Citations	Added citations to “1. Standard citation to an open serial database on the Internet,” “11. Database/retrieval system on the Internet title with subtitle,” “18. Database/retrieval system on the Internet with an edition or version,” and “27. Database/retrieval system on the Internet with month/day included in date of publication.” Updated citation in “30. Database/retrieval system on the Internet with date obtained from earliest material in it.”
Chapter 24B: Parts of Databases on the Internet	Examples of Citations	Added citations to “2. Standard part of a database on the Internet without a name or number/letter” and “4. Part of a database on the Internet with title containing special scripts/characters”
Chapter 24C: Contributions to Databases on the Internet	Examples of Citations	Added citations to “9. Contribution to a database on the Internet with extent calculated”
Chapter 25A: Homepages	Examples of Citations	Added citations to “6. Homepage with no authors or editors,” “8. Homepage with title having a subtitle,” and “13. Homepage published with optional content type.” Minor correction to citations in “11. Homepage in a language other than English.”
Chapter 25A: Homepages	Citation Rules with Examples	Minor corrections to citation in “Titles not in English”
Chapter 25B: Parts of Web Sites	Citation Rules with Examples	Minor correction to citation in “Titles for parts not in English”
Chapter 25B: Parts of Web Sites	Examples of Citations	Minor corrections to citations in “1. Standard part of a Web site,” “4. Part of a Web site with title ending in punctuation other than a period,” “5. Part of a Web site not in English,” and “11. Part of a Web site with location (pagination) estimated as page numbers.” Added citation to “9. Part of a Web site with date of citation only.”
Table of Contents	Part Title	Updated title from “Citing Material on the Internet” to “Citing Material on the Internet (Online)”

Update for May 2010

A zip file containing the PDF versions of all of the chapters and appendixes was added to Citing Medicine. It is available from the “All Chapters” link under the “Download” section on every page of the Web site.

Update for December 2009

The Content Updates Appendix was added to Citing Medicine.

Change Log for October 21, 2009

Chapter/Appendix	Section Updated	Update/Correction
Chapter 1: Journals	Introduction	Added paragraph with explanation about journals and magazines as type of periodical.
Chapter 2C: Parts of Books	Examples of Citations	Added notes to the citation examples in “21. Unnamed parts in a book without numbers or letters” and “55. Book with other note included.”
Chapter 22B: Parts of Books on the Internet	Citation Rules with Examples	Added link to citation example for “12. Other unnamed parts of books on the Internet” in “Specific Rules for Name and Number/Letter.”
Chapter 22B: Parts of Books on the Internet	Examples of Citations	Added citation examples to “12. Other unnamed parts of books on the Internet.”
Chapter 23: Journals on the Internet	Introduction	Added paragraph with explanation about journals and magazines as type of periodical.
Chapter 23A: Journal Articles on the Internet	Examples of Citations	Corrected DOI information in “3. Journal article on the Internet with many authors (give all).”
Chapter 24B: Parts of Databases on the Internet	Examples of Citations	Added citation examples to “12. Part of a Database on the Internet with a URL not directly addressable.”
Chapter 24C: Contributions to Databases on the Internet	Examples of Citations	Added citation example to “2. Standard contribution to a database on the Internet with a separate date for the item.”
Chapter 25B: Parts of Web Sites	Examples of Citations	Updated citation example for “1. Standard part of a Web site.”
Appendix A		Revised introduction and updated URLs for “LTWA on-line”.
Appendix B		Revised a resource in the “Source List.”
Appendix F	10. For Location (Pagination or Notes)	Added information about unique identifiers appearing in notes to the rule and included examples of unique identifiers in the citation examples in “10. For Location (Pagination or Notes)”.

Update for August 2009

The Citing Medicine XML was migrated from the NLM PubMed Central Book DTD to the DTD version of the NCBI Book Tag Set, part of the NLM Journal Archiving and Interchange Tag Suite. An updated version of the Citing Medicine user interface – based on the XML changes – was also released.

Change Log for January 14, 2009

Chapter/Appendix	Section Updated	Update/Correction
Chapter 1A: Journal Articles	Examples of Citations	Corrected citation examples in “65. Journal article that is a retraction notice” and “71. Journal article with DOI provided.”
Chapter 2C: Parts of Books	Examples of Citations	Added citation example to “1. Standard chapter in a book.”
Chapter 2D: Contributions to Books	Examples of Citations	Added citation example to “1. Standard reference to a contributed chapter.”
Chapter 5A: Entire Dissertations and Theses	Citation Rules with Examples	Corrected “General Rules for Place of Publication.”
Chapter 8: Newspaper Articles	Sample Citations and Introduction	Added paragraph on citing a newspaper article on the Internet.
Chapter 8: Newspaper Articles	Citation Rules with Examples	Updated rules regarding the Internet in “General Rules for Type of Medium.”
Chapter 8: Newspaper Articles	Examples of Citations	Added citation example to “23. Newspaper article on the Internet.”
Chapter 10: Legal Documents	Code of Federal Regulations	Corrected citation example in “Code of Federal Regulations.”
Chapter 11A: Forthcoming Journal Articles	Citation Rules with Examples	Added new rule and citation example about electronic version of author’s manuscript to “36. Other types of material to include in notes in Specific Rules for Notes.”
Chapter 11A: Forthcoming Journal Articles	Examples of Citations	Added new citation example to “18. Forthcoming article with other types of note.”
Chapter 22A: Entire Books and Other Individual Titles on the Internet	Examples of Citations	Corrected a citation example in “8. Book on the Internet with an organization as author having subsidiary division.”
Chapter 23A: Journal Articles on the Internet	Citation Rules with Examples	Added links from “General Rules for Location (Pagination)” and “General Rules for Notes” to the exceptions in “Location (Pagination or Notes)” in “Appendix F: Notes for Citing MEDLINE®/PubMed®.”
Chapter 23A: Journal Articles on the Internet	Citation Rules with Examples	Added two rules and citation examples about unique identifiers and article access to “Other types of material to include in notes” in “Specific Rules for Notes.”
Chapter 23A: Journal Articles on the Internet	Citation Rules with Examples	Updated citation example for “Article numbers used for location” in “Specific Rules for Location (Pagination).”
Chapter 23A: Journal Articles on the Internet	Example Citations	Updated author names for citation examples in “7. Journal article on the Internet with compound author surnames.”
Chapter 23A: Journal Articles on the Internet	Example Citations	Updated citation example with location/pagination information for “36. Journal article on the Internet with location/extent expressed as an article number.”
Chapter 23A: Journal Articles on the Internet	Example Citations	Added notes to citation examples for “39. Journal article on the Internet with DOI provided” and “42. Journal article on the Internet with note.”
Chapter 24A: Entire Databases/Retrieval Systems on the Internet	Citation Rules with Examples	Added rule about no authors or editors found to “General Rules for Author/Editor.”
Chapter 24A: Entire Databases/Retrieval Systems on the Internet	Examples of Citations	Added date information to citation example “37. Database/retrieval system on the Internet with supplemental note included.”
Chapter 24B: Parts of Database/Retrieval system on the Internet	Examples of Citations	Added citation example to “7. Part of a database on the Internet with a date of update/revision.”
Chapter 26C: Blogs	Examples of Citations	Minor correction to citation example for “30. Contribution to a blog on the Internet by someone other than the blog owner.”
Appendix A: Abbreviations for Commonly Used English Words in Journal Titles		Minor corrections.
Appendix B: Additional Sources for Journal Title Abbreviations		Revised the resources for the “Source List.”
Appendix F: Notes for Citing MEDLINE® /PubMed®	1. For Author	Added rule about distinguishing authorship from contributor to “MEDLINE/PubMed” in “1. For Author.”
Appendix F: Notes for Citing MEDLINE® /PubMed®	5. For Journal Title	Added information to clarify type of medium to “MEDLINE/PubMed” in “1. For Author” and “5. For Journal Title (Journal Title Abbreviation).”
Appendix F: Notes for Citing MEDLINE® /PubMed®	10. For Location	Added new section “10. For Location (Pagination or Notes).”

Change Log for May 7, 2008

Chapter/Appendix	Section Updated	Update/Correction
Chapter 1A: Journal Articles	Citation Rules with Examples	Added information about content designator and other article types to the “General Rules for Article Type.”
Chapter 1A: Journal Articles	Citation Rules with Examples	Added citation examples to “Options for issues” in “Specific Rules for Issue Number.”
Chapter 1A: Journal Articles	Citation Rules with Examples	Added rule and citation examples to “Other types of material to include in notes” in “Specific Rules for Notes.”
Chapter 1A: Journal Articles	Examples of Citations	Added citation examples to “24. Journal article with type of article indicated” and “75. Other types of notes for journal articles.”
Chapter 3C: Parts of Conference Papers	Sample Citation and Introduction	Updated introduction with information about the conference titles for conference proceedings and added an additional citation diagram for a title for the book of proceedings as well as a conference title.
Chapter 3C: Parts of Conference Papers	Examples of Citations	Updated citation example for “7. Part of a paper with a constructed title.”
Chapter 12: Papers and Poster Sessions Presented at Meetings	Citation Rules with Examples	Added citation examples to “Conference Proceedings for Paper or Poster Presented” for “1. Standard paper presented with a separate name for the conference;” “2. Standard paper presented without a separate name for the conference;” “3. Standard poster presented with a separate name for the conference;” “4. Standard poster presented without a separate name for the conference;” and “15. Paper/poster with optional specific location of the conference.”
Chapter 15: Books and Other Individual Titles in Audiovisual Formats	Citation Rules with Examples	Changed [videorecording] to [videocassette] in citation example for “Audiovisual titles not in English” in the “Specific Rules for Title.”
Chapter 15: Books and Other Individual Titles in Audiovisual Formats	Examples of Citations	Changed [videorecording] to [videocassette] in citation example for “24. Audiovisuals with editors when there is no author.”
Chapter 19A: Journal Articles on CD-ROM, DVD, or Disk	Citation Rules with Examples	Added information about content designator and other article types to the “General Rules for Article Type.”
Chapter 19A: Journal Articles on CD-ROM, DVD, or Disk	Citation Rules with Examples	Added citation examples to “Options for dates” in “Specific Rules for Date of Publication,” and “Options for issues” in “Specific Rules for Issue Number.”
Chapter 20: Databases on CD-ROM, DVD, or Disk	Citation Rules with Examples	Added rules and examples to “Titles containing a Greek letter, chemical formula, or another special character” in “Specific Rules for Title.”
Chapter 23A: Journal Articles on the Internet	Citation Rules with Examples	Added information about content designator and other article types to the “General Rules for Article Type.”
Chapter 23A: Journal Articles on the Internet	Citation Rules with Examples	Added citation examples to “Options for dates” in “Specific Rules for Date of Publication,” “Options for issues” in “Specific Rules for Issue Number,” and “Other types of material to include in notes” in “Specific Rules for Notes.”
Chapter 23A: Journal Articles on the Internet	Examples of Citations	Corrected citations for “15. Journal article on the Internet with optional article type” and “42. Journal article on the Internet with note.”
Chapter 24A: Entire Databases/Retrieval Systems on the Internet	Citation Rules with Examples	Added links to Appendixes D and E to “Organizations as author” in “Specific Rules for Author/Editor.”
Chapter 24C: Contributions to Databases on the Internet	Citation Rules with Examples	Changed “Extent (Pagination)” from optional to required.
Chapter 26C: Blogs	Sample Citation and Introduction	Added citation example and information about citing parts of a blog.
Chapter 26C: Blogs	Citation Rules with Examples	Added links to citation examples to “Author/Editor for Blogs” for “29. Part of a blog on the Internet from the blog owner” and “30. Contribution to a blog on the Internet by someone other than the blog owner.”
Chapter 26C: Blogs	Citation Rules with Examples	Added rule to “General Rules for Date of Publication” about a closed blog.
Chapter 26C: Blogs	Citation Rules with Examples	Added rule to “General Rules for Availability for Blogs” about providing a specific URL and a link to the citation example for “1. Standard citation to a blog.”
Chapter 26C: Blogs	Citation Rules with Examples	Added rules to “General Rules for Date of Publication” and “General Rules for Availability.”
Chapter 26C: Blogs	Examples of Citations	Added citation examples “29. Part of a blog on the Internet from the blog owner,” and “30. Contribution to a blog on the Internet by someone other than the blog owner.”
Appendix A: Abbreviations for Commonly Used English Words in Journal Titles	Sample Citation and Introduction	Added information and link for the ISSN International Centre’s “LTWA on-line – Index.”
Appendix B: Additional Sources for Journal Title Abbreviations	Sample Citation and Introduction	Added information about abbreviations and linked to Appendix A.
Appendix F: Notes for Citing MEDLINE® /PubMed®	For Article Title	Corrected citation example in “For Article Title.”
Appendix F: Notes for Citing MEDLINE® /PubMed®	For Article Type	Added information about book reviews, editorials, and interviews in “For Article Type.”

Update for February 2008

Individual PDFs were released for all chapters and appendixes of Citing Medicine. Links to the PDF appear next to the chapter title on the Table of Contents page, or to the right of the title in the chapter or appendix.

Update for October 2007

Citing Medicine was published on the NCBI Bookshelf.

Bookshelf ID: NBK24595

Contents