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Submission Preparation Checklist

As part of the submission process, authors are required to check off their submission's compliance with all of the following items, and submissions may be returned to authors that do not adhere to these guidelines.
  • The submission has not been previously published, nor is it before another journal for consideration (or an explanation has been provided in Comments to the Editor).
  • The submission file is in  Microsoft Word, RTF, or WordPerfect document file format.
  • The text is single-spaced; uses a 12-point font for English articles and 16-point font for Thai articles; employs italics, rather than underlining (except with URL addresses); and all illustrations, figures, and tables are placed within the text at the appropriate points, rather than at the end.
  • The text adheres to the stylistic and bibliographic requirements outlined in the Author Guidelines, which is found in About the Journal.
  • A list of three or more potential reviewers, with complete contact information including e-mail address, is included in the cover letter. 
  • A cover letter and a disclosure form that has been signed by all authors have been included as supplement files.

Author Guidelines

Instruction to Authors [PDF]

Chiang Mai Medical Journal (Formerly Chiang Mai Medical Bulletin) is an official journal of the Faculty of Medicine, Chiang Mai University.  It accepts original papers on clinical and experimental research that are pertinent in the biomedical sciences.  The Journal is published 4 issues/year (i.e., Mar, Jun, Sep, and Dec).  Original articles, short communications, case reports, review articles, letters to the Editor, and miscellany are welcome.  All manuscripts submitted to Chiang Mai Medical Journal must not have been published (except in abstract form) or under consideration for publication elsewhere.  Following publication, Chiang Mai Medical Journal reserves the copyright of all published materials and such materials may not be reproduced in any form without written permission from Chiang Mai Medical Journal. We strongly recommend that authors follow the guideline in manuscript preparation below.  Failure to comply with the instruction will result in delay the processing of your paper.

Manuscript preparation

Submission a manuscript should include the following items: 

  1. 1. A cover letter: Submit a cover letter indicating the type of manuscript and specify that the manuscript has never been published or under the consideration for publication elsewhere. Also include a statement that all authors have read and approved the manuscript; alternatively, all authors should sign the letter, acknowledging responsibility for the work. Authors are highly encouraged to provide a list of two or more potential reviewers for each manuscript, with complete contact information including e-mail address.
  2. 2. Title page: As Chiang Mai Medical Journal uses a double-blind review please processes, prepare your title page on a separate sheet. The title page should contain:

    2.1  Title of the manuscript

    2.2  The category of the manuscript submitted (original article, short communication, case report, review article, letter to the Editor, or miscellany)

    2.3  A short running title of no more than 40 characters (including spaces)

    2.4  Authors’ names, their academic degrees, and their present affiliations

    2.5  Name of the corresponding author as well as his contact information (mailing address,
telephone number, fax number, and e-mail address)

  1. 3. Main manuscript: The manuscript must be written in English or Thai. Prepare the manuscript
    double spaced, one side only, and leave an ample margin of at least 2.5 cm (1 in) on all sides of the page. A total of six figures and/or tables are allowed for each manuscript.  We encourage the authors to use Times New Roman with a font size of 12 throughout the manuscript.  The main manuscript should consist of:

    3.1 Title: Provide title of the manuscript both in Thai and in English.

    3.2 Abstract:  For original article and short communication, provide a structured abstract of no more than 250 words, using the heading of objectives, methods, results, and conclusions.  For case report, review article, and miscellany; provide a non-structured abstract of no more than 150 words. The abstract must be submitted in both Thai and English.

    3.3 Key words: Provide up to six key words that reflect the content of the manuscript.  This will facilitate it being found through internet searches.  Key words should be given beneath the abstract. 

    3.4 Text:  The text should be organized in the following order: Introduction, Methods, Results, Discussion, Acknowledgements, References, Tables, and Figures.  Numbers that appear in numerical order should not exceed two decimal places.

    3.5 Ethics: In reporting an experiment in human subjects or animal, authors must provide in the method section that the study was approved by the ethic committee or its equivalent, in which the work was undertaken and that it conforms to the provisions of the World Medical Association’s Declaration of Helsinki.

    3.6  Acknowledgments: Individuals who have made substantial contributions to the study, but are not included as authors should be acknowledged.  The source of funding support must be stated. 

    3.7 Funding: The source of funding support must be stated. If there is no funding support, this should be stated as none.

    3.8 Conflicts of Interest: Authors must state all possible conflicts of interest in the manuscript. If there is no conflict of interest, this should be stated as none.       3.7        Conflicts of Interest: Authors must state all possible conflicts of interest in the manuscript.  If there is no conflict of interest, this should be stated as none.

    3.9   References:  List the references in consecutive, numerical order, as they are cited in the text. Use the Vancouver style. If the list of authors exceeds six, the first six authors followed by et al. should be listed for those references. Abbreviate journal titles according to the style used in the Index Medicus.

           See also :


Example of references

Journal articles

  1. 1. Halpern SD, Ubel PA, Caplan AL. Solid-organ transplantation in HIV-infected patients. N Engl J Med. 2002;347:284-7
  2. 2. Rose ME, Huerbin MB, Melick J, Marion DW, Palmer AM, Schiding JK, et al. Regulation of interstitial excitatory amino acid concentrations after cortical contusion injury. Brain Res. 2002;935:40-6.
  3. 3. Lofwall MR, Strain EC, Brooner RK, Kindbom KA, Bigelow GE. Characteristics of older methadone maintenance (MM) patients [abstract]. Drug Alcohol Depend. 2002;66 Suppl 1:S105.

Conference proceeding

  1. 1. Harnden P, Joffe JK, Jones WG, editors. Germ cell tumours V. Proceedings of the 5th Germ Cell Tumour Conference; 2001 Sep 13-15; Leeds, UK. New York: Springer; 2002.
  2. 2. Christensen S, Oppacher F. An analysis of Koza’s computational effort statistic for genetic programming. In: Foster JA, Lutton E, Miller J, Ryan C, Tettamanzi AG, editors. Genetic programming. EuroGP 2002: Proceedings of the 5th European Conference on Genetic Programming; 2002 Apr 3-5; Kinsdale, Ireland. Berlin: Springer; 2002. p. 182-91.

Book and monographs

  1. 1. Murray PR, Rosenthal KS, Kobayashi GS, Pfaller MA. Medical microbiology. 4th ed. St. Louis: Mosby; 2002.
  2. 2. Gilstrap LC 3rd, Cunningham FG, VanDorsten JP, editors. Operative obstetrics. 2nd ed. New York: McGraw-Hill; 2002.
  3. 3. Advanced Life Support Group. Acute medical emergencies: the practical approach. London: BMJ Books; 2001. 454 p.
  4. 4. Meltzer PS, Kallioniemi A, Trent JM. Chromosome alterations in human solid tumors. In: Vogelstein B, Kinzler KW, editors. The genetic basis of human cancer. New York: McGraw-Hill; 2002. p. 93-113.

Electronic article

  1. 1. Abood S. Quality improvement initiative in nursing homes: the ANA acts in an advisory role. Am J Nurs [Internet]. 2002 Jun [cited 2002 Aug 12];102(6):[about 1 p.]. Available from:
  2. 2. Williams JS, Brown SM, Conlin PR. Videos in clinical medicine. Blood-pressure measurement. N Engl J Med. 2009 Jan 29;360(5):e6. PubMed PMID: 19179309.
  3. 3. Zhang M, Holman CD, Price SD, Sanfilippo FM, Preen DB, Bulsara MK. Comorbidity and repeat admission to hospital for adverse drug reactions in older adults: retrospective cohort study. BMJ. 2009 Jan 7;338:a2752. doi: 10.1136/bmj.a2752. PubMed PMID: 19129307; PubMed Central PMCID: PMC2615549.
  4. 4. [Internet]. Chicago: Academy of Nutrition and Dietetics; c2016 [cited 2016 Dec 27]. Available from:
  5. 5. A full citation for software on the Internet can follow the general guidelines in Item #43 for datasets or in Citing Medicine, Chapter 24 for databases and retrieval systems. Software in other media such as CD-ROM is detailed in Citing Medicine, Chapter 21.

    3.10 Table:  Prepare the table in the Word Format.  Each table should be on a separate page. Give each table a number and a title. Number tables in the order of which they are mentioned in the text.  

    3.11 Figures, images, and line drawing:

           1)  Black and white, or color images, and line drawings should be supplied as TIFF, GIF, or high quality JPEG files to a minimum of 600 dpi.

           2)  Figure legends of the images and line drawing should be provided on a separate sheet.


For the reference style of Thai articles please download the style from the CMMJ Webstie.

Length of the manuscript

The maximum words, references, tables and figures should be as follows:

  1. 1. Original article: 4,000 words of text, 250 words of a structured abstract, 40 references, and 6 tables/ figures.
  2. 2. Short communication: 2,500 words of text, 250 words of a structured abstract, 30 references, and 4 tables/figures
  3. 3. Case reports: 1,500 words of text, 150 words of a non-structured abstract, 15 references, and 4 tables/figures.
  4. 4. Review article: 4,000 words of text, 250 words of a non-structured abstract, 40 references, and 6 tables/figures.

The above-mentioned numbers of words are applied for an English manuscript. For a Thai manuscript, each of its single-spaced page is approximate to 250 English words. For example, an original article in Thai should have maximum numbers of 16 pages for text and 1 page for a structured abstract.

Copyrighted materials obtained from other sources

A published/reproduced material should not be included unless the authors have obtained written permission from the copyright holder, which should be forwarded to the Editorial Office after the article has been accepted for publication. In the manuscript, the authors must also state the term ‘with permission’ in describing such material.

Manuscript submission          

Submit all materials of the manuscript via the web-based online manuscript submission at:  The main manuscript should include all parts of the manuscript, i.e., abstract, main text, reference, acknowledgements, figures, and tables. Each of these materials should be submitted separately: i) title page, ii) disclosure/conflict of interest form that have been signed, and iii) cover letter.  All manuscripts will be reviewed by at least two referees.

Contact address 

Chiang Mai Medical Journal Office,

Faculty of Medicine, Chiang Mai University, Chiang Mai 50200, Thailand. 

Telephone: +66-53-935270; Fax: +66-53-936234

Original Article

Original article: Original articles described studies reporting original research. They include study background, methods, results, and a discussion. For an English article, the maximum length is 3,000 words of text, 200 words of abstract, 40 references, and 6 figures or tables in total. For a Thai article (single-spaced text), the maximum length is 20 pages in total.

Review Article

Review article: Review articles give an overview of existing literature in a field, including systematic reviews and meta-analyses. They should analyze information from available published work with a balanced perspective. The maximum length of this article type is 4,500 words of text and 200 words of abstract. The numbers of references, figures, and tables are not restricted. For a Thai article (single-spaced text), the maximum length is 30 pages in total.

Brief Report

Brief report: Brief reports presented uncomplicated original research. They include study background, methods, results, and a discussion. For an English article, the maximum length is 1,500 words of text, 100 words of abstract, 20 references, and 2 figures or tables in total. For a Thai article (single-spaced text), the maximum length is 10 pages in total.

Case Report

Case report: Clinical reports present the details of real patient cases from medical or clinical practice. The signs, symptoms, diagnosis, and/or treatment of a disease or medical condition should contribute to the existing knowledge on the field. For an English article, the maximum length is 1,000 words of text and 10 references. For a Thai article (single-spaced text), the maximum length is 7 pages in total. This article type has no abstract, figure, or table.


Miscellany: This section includes editorial, perspective, opinion, and letter to the editor. Editorials present discussion of current issues, new ideas, and philosophies. Perspective articles are scholarly reviews of fundamental concepts or prevalent ideas presenting a personal point of view critiquing widespread notions pertaining to a field. Opinion articles present the author’s viewpoint on the interpretation, analysis, or methods used in a particular study. Opinion articles are constructive criticism and should be evidence-based. Letters to the editor are short articles draw attention to or present a criticism of an article previously published in Chiang Mai Medical Journal. The maximum length is 800 words of text and 8 references. For a Thai article (single-spaced text), the maximum length is 5 pages in total.

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