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Authors are encouraged to submit their manuscripts online via Editorial Manager ( Authors submitting online should not send duplicate copies of the manuscript to the editorial office. In the event that authors do not have access to the Internet, hard copies of manuscripts may be submitted to the editorial office.


Full Instructions for Authors are provided in the January and July issues or online (


For hard copy submission—One complete set of the manuscript (including tables and figures) is submitted with a computer disk containing the manuscript file and cover letter. Manuscripts that are not accompanied by a disk will be returned to the author.

Pages are numbered consecutively; the first author’s last name is typed in the top right corner of each page.

Lines are numbered consecutively throughout the manuscript using the line numbering feature available in word processing software.

The manuscript is double-spaced.

Only standard abbreviations and acronyms are included.

For all original research, informed consent and institutional review board approval is addressed in the Methods.

Clinical trials are registered in a public trials registry at or before the onset of patient enrollment.

For randomized controlled trials, a completed CONSORT checklist accompanies the manuscript.

For studies of diagnostic accuracy, a completed STARD checklist accompanies the manuscript.

For meta-analyses and systematic reviews of randomized controlled trials, the QUOROM guidelines are followed.

For meta-analyses and systematic reviews of observational studies, the MOOSE guidelines are followed.

Cover Letter

A cover letter is submitted indicating the intent to submit to Obstetrics & Gynecology.

Publication elsewhere (including electronic media) of any of the material in the manuscript submitted, other than an abstract of not more than 300 words, is identified and a copy of the other publication is submitted to the editorial office.

If a version of the manuscript has previously been submitted for publication to Obstetrics & Gynecology or to another journal, comments from the peer reviewers and an indication of how the authors have responded to these comments are included.

Potential conflicts of interest, whether of a financial or other nature, are disclosed.

If the number of authors exceeds the limit (six for original research reports and reviews; four for all other types of articles), the role of each author is described.

Title Page

The title, author name(s) and major degree(s), affiliation(s), and the source(s) of funding for the work or study are provided.

The name, address, telephone and facsimile numbers, and e-mail address of the corresponding author are given.

The manuscript title is no longer than 100 characters (letters and spaces) and does not contain any abbreviations or acronyms.

A short title (no more than 45 characters) is provided at the bottom of the page for use as a running foot.

The only acknowledgments are of financial or other substantive assistance. All individuals named in the acknowledgments have given written permission to be named.


On a separate page, a statement of no more than 25 words is provided for the table of contents.

Abbreviations or acronyms and commercial names are not used in the précis.


For original research reports, case reports, and review articles, the abstract is limited to 250, 125, and 300 words, respectively, and follows the appropriate structured abstract format. Abstracts for Current Commentary articles should be a single paragraph of no more than 250 words that states methods, results, and significance of results.

If the research identified important variables that lacked statistical difference, the study’s power to detect such difference is addressed in the abstract.

Footnotes, references, and commercial names are not used in the abstract.


References correspond to the specifications of the “Uniform Requirements for Manuscripts Submitted to Biomedical Journals.” Examples of specific types of references are given in the Instructions for Authors, published in the January and July issues of the journal and online.

References are identified on the line within parentheses, eg, Levitz (3).

Each reference is cited in the text.

References are numbered consecutively in the order in which they appear in the text.

Unpublished data, personal communications, submitted manuscripts, statistical programs, papers presented at meetings, and non–peer-review publications are not listed in the reference list.

Abbreviations of journal titles conform to those used in Index Medicus, National Library of Medicine.


Each table is on a separate sheet of paper with its title.

Tables are numbered with Arabic numerals.

Each table contains all necessary information in order that it may stand alone, independent of the text.

No table contains data that could be included in the text in several sentences.


Each figure is cited in the text.

Figures have been prepared to be viewable when expanded or reduced to journal column size of 3 ¼ inches.

Letters and identifying marks (eg, arrows) are clear and sharp, and the critical areas of radiographs and photomicrographs are identified.

All text that may identify a patient is removed. If the patient is recognizable, a release has been obtained.

Explanatory material appears in the accompanying legend and not on the figure itself.

Legends are listed on one page at the end of the manuscript.

Legends for photomicrographs include information regarding stain and magnification.

Figures are saved as high-resolution TIFF or EPS files. The minimum requirements for resolution are 1200 dpi (dots per inch) for line art, 300 dpi for color or black and white photographs, and 600 dpi for images containing a photograph with text labeling or thin lines.

© 2006 by The American College of Obstetricians and Gynecologists. Published by Wolters Kluwer Health, Inc. All rights reserved.