Information for Authors

Gülhane Medical Journal (GMJ) is an international, multidisciplinary and peer-reviewed journal for researchers and healthcare providers. It is published four times a year and accepts submissions in English. It is the official journal of the Gülhane Faculty of Medicine, University of Health Sciences Türkiye.

GMJ follows the International Committee of Medical Journal Editors’ (ICMJE) Recommendations for the Conduct, Reporting, Editing and Publication of Scholarly Work in Medical Journals. For authors submitting to GMJ, it is recommended that authors follow the Uniform Requirements for Manuscripts Submitted to Biomedical Journals formulated by the International Committee of Medical Journal Editors (ICMJE)

All submissions are evaluated through the online submission system JournalAgent. Following submission, all correspondence is sent by e-mail.

Accepted manuscripts are assigned a DOI number, and the content is freely available. 

GMJ publishes in categories listed below;

  1. Original article
  2. Review article
  3. Case report
  4. Letter to the editor (and their responses)

Authors submitting their manuscripts should follow this guide for the authors. The editorial office may send the manuscript back in order to complete the standard requirements before proceeding for review.

Original articles should be designated as either basic research or clinical research.

Review articles should include a summary and subheadings in the text to highlight the content of different sections. Authors are recommended to contact the journal before submitting a review article in order to get a provision for review.

Case reports should present an actual patient case with a specific disease or condition.

Letters to the editor should be related to the articles published in the last four issues.

Below are the word limits applied by the GMJ, specific to manuscript types;

 Type of article


 Word count*

 Number of authors

 Number of references


 Original article


 2000 to 5000




 Review article


 2000 to 4000




 Case report


 500 to 1000




 Letter to the editor


 250 to 500




*Excludes abstract, acknowledgements, conflict of interest statement, references, and tables; minimum and maximum word counts.

The authors must declare that their submitted article has neither been published in any journal nor been simultaneously submitted to another journal. Presentations as an abstract at a scientific meeting is an exception but this should be declared in the cover letter.

The Methods section should include a statement indicating that the research was approved by an independent local, regional or national review body (e.g., ethics committee, institutional review board). If the study includes human subjects, the author should declare openly that the work described has been carried out in accordance with The World Medical Association (Declaration of Helsinki) for experiments involving humans, and Uniform Requirements for manuscripts submitted to Biomedical journals. The name of the institution and the code of approval (i.e., approval number) must be provided. Authors should include a statement in the manuscript about informed consent obtained from their participants. According to the most recent regulations by the Turkish Academic Network and Information Center (ULAKBIM), the authors (s) of a case report must include a statement in their manuscript that written, informed consent was obtained from the patient.

The presentation of the article types must be designed in accordance with trial reporting guidelines:

Human research: Helsinki Declaration as revised in 2013

Systematic reviews and meta-analyses: PRISMA guidelines

Case reports: the CARE case report guidelines

Clinical trials: CONSORT

Animal studies: ARRIVE and Guide for the Care and Use of Laboratory Animals


All manuscripts submitted are screened for plagiarism using Similarity Check powered by “iThenticate” software. Results indicating plagiarism may cause manuscripts to be returned or rejected.

Preparation of the manuscript

The text should be in simple, single-column format. Using MS word processor, Times New Roman font and 11- or 12-point font size should be chosen. The text and references should be double-spaced.

Importantly, the title page must be uploaded separately, no page breaks should be used, and all pages should be numbered (below, centred) consecutively.

Abbreviations should be defined when first used in the text.

Units must be expressed following the international system of units (SI).

Uploading the Manuscript Submission Form (MSF) (found in the online submission system) is mandatory for all submissions. MSF must be filled in English (typewriting is encouraged), signed by the corresponding author and scanned clearly.  

Authors should make sure that a good layout is helpful throughout the review and publication process.

Cover Letter

All submissions should include a cover letter and complete contact information for the corresponding author. The authors must declare in this letter that their submitted article has neither been published in any journal nor been simultaneously submitted to another journal. Whether the authors have published or submitted any related papers from the same study should be stated. Authors may also use this letter for confidential contact with the editor. 

Title Page

All manuscripts should start with the title page. It should include the title of the manuscript, full names, highest academic degrees, and affiliations of all authors, including updates, name and complete contact information for the corresponding author, and manuscript word count (not including title, abstract, acknowledgements, references, tables, and figure legends). The title page should also include the ''Acknowledgments'' section, ''Conflict of interest'' statement, and information about the previous publications(s) as an abstract with the inclusion of authors list in the presentation.


It should be structured according to Aims, Methods, Results, Conclusions


Up to six keywords should follow the abstract in separate line.

Main document

It should be divided into the following sections; Introduction; Materials and Methods; Results; Discussion.

A case report should be structured as follows; introduction, Presentation of Case, Discussion, Conclusion.

Acknowledgements (mandatory)

This section must include a list of author contributions, credits, and other information. Author contributions must be listed in accordance with ICMJE authorship criteria. Funding must be described in detail including valid codes. Authors are responsible for the completeness of the information that should exist in the acknowledgement.

Conflict of Interest (mandatory)

Authors must disclose any conflict of interest related to their submission. This statement must include any financial, personal, or other relationships within three years of beginning the submitted work. When there is no such relationship, the authors must type "The authors declared they do not have anything to disclose regarding conflict of interest with respect to this manuscript."


It is the authors' responsibility to maintain the accuracy and completeness of their references and for correct citation in the text.

References should be numbered and listed in the order they appear in the text. In the text, references should be identified using arabic numerals in parenthesis placed before the period. If a cited reference has six or less authors, all authors should be listed. When there are seven or more authors, the first three authors' names should be displayed followed by ‘’et al.’’. The volume and issue number must be included together in journal references, and last page number must be typed in full.

Examples of reference style:

Galant SP, Komarow HD, Shin HW, Siddiqui S, Lipworth BJ. The case for impulse oscillometry in the management of asthma in children and adults. Ann Allergy Asthma Immunol. 2017;118:664-671.

Willeit K, Pechlaner R, Willeit P, et al. Association between vascular cell adhesion molecule 1 and atrial fibrillation. JAMA Cardiol. 2017;2:516-523.

Taichman DB, Sahni P, Pinborg A, et al. Data sharing statements for clinical trials: a requirement of the international committee of medical journal editors [published online June 6, 2017]. Ann Intern Med. doi: 10.7326/M17-1028.

World Health Organization. WHO Criteria for Diagnosis of Osteoporosis. Last Accessed Date: 15.06.2017. Available from:

Venables WN, Ripley BD. Modern Applied Statistics with S. 4th ed. New York, NY: Springer Publishing Co; 2003

Purnell L. Transcultural Diversity and Health Care. In: Transcultural Health Care: A Culturally Competent Approach. 4th ed. Philadelphia: FA Davis Company; 2012:7.


Tables should be numbered in the order of their citation in the text. Each table should have a brief title. Captions should be used to place brief explanation of the displayed findings, and to explain the expansion of abbreviations, symbols, etc. Each table should be uploaded as a separate word file. Captions can be placed underneath or uploaded as a separate word file.  


Figures should be numbered in the order of their citation in the text. Each figure should have a brief title. Captions should be used to place brief explanation of the displayed findings, and to explain the expansion of abbreviations, symbols, etc.  Captions can be placed underneath or uploaded as a separate word file. Each figure should be uploaded as a separate JPEG or TIFF file and should not exceed 1 MB in size.


GMJ offers entirely free publication. No page charges, article processing charge, or other are applied. The journal does not accept donations.

Publisher Info

Galenos Publishing House

Address: Molla Gürani Mahallesi Kaçamak Sokak No: 21 34093 Fındıkzade - İstanbul/Türkiye
Phone: +90 (212) 621 99 25
E-mail: [email protected]