Instructions to authors
- Manuscripts for submission to the Journal of Gastric Cancer (J Gastric Cancer) should be prepared according to the instructions given below. J Gastric Cancer follows the Uniform Requirements for Manuscripts Submitted to Biomedical Journals: Writing and Editing for Biomedical Publication .
1. General Requirements
- A. Submission qualification
- J Gastric Cancer focuses on clinical and experimental researches on gastrointestinal neoplasms. Any physician or researcher throughout the world can submit a manuscript if the scope of the manuscript is appropriate.
- B. Language
- Manuscripts should be written in Korean, but manuscripts in English are also acceptable after revision by a professional linguistic reviewer.
- C. Manuscript categories
- J Gastric Cancer publishes original articles, case reports, review articles, how I do it articles, editorials, and letters to the editor.
- – Original articles: Original articles are full-length reports on basic and clinical investigations of neoplasms of the stomach.
– Case reports: Only the cases that are reported for the first time or collections of rare cases are accepted for reviewed.
– Review articles: Review articles are usually requested by the Editor-in-
Chief. However, unrequested reviews may be considered after
contacting the Editor-in-Chief by e-mail (firstname.lastname@example.org) to
determine the appropriateness of the review article for J Gastric Cancer.
– How I do it: These brief reports describe an author’s revolutionary
clinical or research technique that simplifies the procedures or
improves the outcome of treatment. Authors should briefly describe the
solution and give a short summary of the results.
– Editorials: Editorials are invited articles that accompany the original
article for publication.
– Letter to the editor: Letters to the editor are brief reports related to
articles published in J Gastric Cancer. The editor forwards the letter to
the corresponding author of the article for discussion. The
corresponding author can then respond in an “Author reply.”
- D. Peer review and publication process
- All submitted manuscripts are subject to editorial peer review. After a manuscript
undergoes peer review, its acceptance for publication and order are decided by
the Editorial Board. If authors are asked to revise the manuscript, they should
submit the revised manuscript along with the response to reviewers within the
proposed time period. If the author misses the deadline given for resubmission,
the resubmitted article will be regarded as an initial submission.
- E. After acceptance
- All submitted manuscripts are subject to The editor will send page proofs to the author, and authors are permitted
inappropriate phrase and grammar. Authors should submit their corrected proofs
within the stipulated time.
- F. Copyright
- On acceptance, all authors should transfer copyright of the article to J Gastric
Cancer. Accepted articles are the permanent property of J Gastric Cancer, and
use of the article for commercial purposes without written consent from the
publisher is prohibited.
2. Online Submission Process
- All manuscripts for J Gastric Cancer must be submitted through the KGCA
Submission System at the website (www.jgc-online.org). Authors must log into their
account in the online system, which will guide the authors through the submission
process. To start submission, select “New Manuscript.”
3. Manuscript Preparation
- A. Content
- i. Manuscripts must be submitted in Word format (2003 or higher).
Manuscripts should be typed on double-spaced, A4-sized pages, using a font
size of 10 or more (Times New Roman or Arial for English, 명조체 or 고
딕체 for Korean) with 2.5-cm side margins and 3-cm upper and lower
margins. The manuscript should be arranged in the following sequence: 1)
title page, 2) structured abstract, 3) text, 4) acknowledgments, 5) references,
6) tables, 7) figure legends, and 8) appendix. Each section should begin on a
separate page. Pages should be numbered consecutively, beginning with the
title page. Page numbers should be placed in the center of the bottom of the
ii. In Korean articles, terminology should follow the Medical Dictionary
published by the Korean Medical Association in 2001. If there is no suitable
translation from English to Korean, the English term can be used in Korean
iii. Terms that are presented frequently may be abbreviated in English.
Abbreviations must be defined at first mention and thereafter used
iv. Numbers should be represented using Arabic numerals, and all units should
follow the SI system (International Systemic of Units). Use a comma after
thousands (i.e., 10,000).
v. The name and location of the manufacturer (city and nation) should be given
in parentheses after the name of the device, reagent, or drug used.
- B. Title page
- i. The article title should be concrete and should indicate the contents of the
study. Titles like “Study about…” should be avoided, and titles that are too
short may lack important information, such as design (particularly in
identifying randomized, controlled trials).
ii. Authors’ names and affiliations should be provided. Different affiliations of
authors should be identified by means of a superscript Arabic numeral given
without parentheses in front of each affiliation and behind each author’s
iii. Designate a corresponding author and include his/her complete mailing
address, telephone number, fax number, and e-mail address. Specify the
address to which requests for reprints should be sent.
iv. A short title (40 characters or less) to be used as a running head should be
v. If the manuscript was presented at an official scientific meeting, the name of
the meeting should be specified along with the city where it was held.
vi. All sources of financial and material support should be presented at the
bottom of the title page.
- C. Abstract
- i. In original and review articles, the abstract should not exceed 250 words.
The abstract in original articles should be arranged with the following
subheadings: Purpose, Materials and Methods, Results, and Conclusions.
The other categories do not require subheadings. Abstracts for case reports
and how I do it articles should not exceed 150 words. Editorials and letter to
the editor do not require an abstract.
ii. Do not use abbreviations in the abstract.
iii. Up to 5 keywords should be listed after the abstract. These words should be
drawn from the Medical Subject Heading (MeSH) terminology in the United
States National Library of Medicine’s (NLM) MEDLINE database . The
first letter of the keyword should be capitalized and the remaining letters
lowercased; they should be separated by a comma, with a period at the end
of the last word.
- D. Text
- i. Original articles
The main text of original articles should include Introduction, Methods,
Results, and Discussion sections. Introduction should provide a brief
background and describe the aims of the study. Methods should clearly
describe how observational or experimental participants were selected,
including eligibility and exclusion criteria and a description of the source
population in the case of clinical researches. In addition, statistical methods
should be described, and brief descriptions of methods that have been
published previously should be provided with references. If new or modified
methods are described, the reasons for using them should be explained.
Methods for clinical trials should include a statement regarding approval
from the institutional review board (IRB) and informed consent from
patients enrolled in that trial.
Results are listed according to the order of figures and tables that present the
results of the study. Do not repeat data already mentioned in the Results
section in the figures or tables; instead, emphasize the important results.
Discussion should be limited to important aspects of the study and the
conclusions that follow from them. Do not repeat in detail data or
information previously given in the Results section. Avoid content unrelated
to the results.
ii. Case reports
Case reports should contain the following subheadings: Introduction, Case
Report, and Discussion. The number of figures or illustrations should not
Introduction, Body or other subheading suggested by authors and
Conclusions should be listed.
iv. Citation of references in text
References should be numbered consecutively in the order in which they are
first mentioned in the text. Identify references in text, tables, and legends by
using Arabic numerals in parentheses.
- E. Acknowledgments
- Persons or institutions that contributed to the papers but not at a level to be
named as coauthors may be introduced in the Acknowledgements section.
- F. References
- References should be numbered consecutively in the order in which they are first
mentioned in the text. All international or domestic references should be listed in
English and should be represented in the Vancouver style. The abbreviated
journal title should be written according to the List of Journals Indexed for
MEDLINE  and the List of KoreaMed Journals . The number of references
should be limited to 30 in original articles, 40 in review articles, and 15 in case
References to books or journals with 6 or fewer coauthors must list all authors.
References with 7 or more authors should list only the first 6 followed by “et al.”
Names should be separated by a comma and 1 space. References should follow
the rules of the International Committee of Medical Journal Editors: Uniform
requirements for manuscripts submitted to biomedical journals .
References to manuscripts accepted but not published at the time of submission
should be designated as “In press.”
References to manuscripts accepted but only electronic published at the time of
submission should be designated as “In print”
References to websites should be limited to official government websites.
Personal communications or unpublished data must be cited within the text and
not in the references and should use the following format: “(Name, personal
communication)” or “(Name, unpublished data).”
For reference material not described here, follow the NLM Style Guide for
Authors, Editors, and Publishers .
- [ Examples ]
- Coia LR, Engstrom PF, Paul AR, Stafford PM, Hanks GE. Longterm results
of infusional 5-FU, mitomycin-C, and radiation as primary management of
esophageal cancer. Int J Radiat Oncol Biol Phys 1991;20:29-36.
- ii. Book
- DeVita VT Jr, Hellman S, Rosenberg SA, eds. Cancer: Principles and
Practice of Oncology. Vol 2. 4th ed. Philadelphia: Lippincott, 1998.
- iii. Chapter in Book
- Ginberg RJ, Kris MG, Armstrong JG. Cancer of the lung. In: DeVita VT Jr,
Hellman S, Rosenberg SA, eds. Cancer: Principles and Practice of Oncology.
Vol 2. 4th ed. Philadelphia: Lippincott, 1993:673-758.
- iv. Website
- http://www.nso.go.kr/Accessed November 18, 2004
- G. Tables and figures
- i. Tables and figures are numbered in the order in which they appear in text.
Tables and figures are cited in the text in English using Arabic numerals. For
example, –-있다 (Table 1). –- 이다 (Fig. 1). Table 2 는 —.
ii. Tables and figures should capture information concisely and display it efficiently. They should provide additional detailed information.
iii. Each table and figure should have a brief title above the table and before the
figure legend, respectively. Only the first character of the title should be
capitalized. The first character of each cell in a table also should be
iv. Figure legends must describe all abbreviations and acronyms used in the
figure. Figure legends should be given on a separate page.
v. Explain all nonstandard abbreviations with “=” in footnotes, and use the
following symbols, in sequence for other explanations: *, †, ‡, §, ∥, ¶, **.
For example: Rad = radiation; Chemo = chemotherapy; NS = not significant.
vi. Upload each illustration as a separate file in a specific format (e.g., JPEG or
TIF). Compounding figures (1a, 1b, etc.) should be submitted as a single file.
Line drawings are acceptable as clear black-on-white graphics and must be
of high quality. All figures must be supplied at the correct resolution.
1200 dpi for black-and-white line art
600 dpi for a black-and-white photograph
300 dpi for a color photograph
vii. Written permission should be obtained for the use of all previously published
materials, and authors should give full credit to the source in the figure
viii. For photomicrographs, indicate the staining method and a measure of
magnification in figure legends (e.g., H & E stain, × 400).
ix. Each table should be given on a separate page.
4. Ethical Issues
- A. Conflict of interest statement
- If there are any conflicts of interest, authors should disclose them in the manuscript.
- B. Statement of informed consent
- Copies of written informed consent and IRB approval for clinical research should
be maintained. If necessary, the editor or reviewers may request copies of these
documents to resolve questions about IRB approval and study conduct.
- C. Statement of human and animal rights
- Clinical research should be performed in accordance with the Ethical Principles
for Medical Research Involving Human Subjects, as outlined in The Declaration
of Helsinki . Clinical studies that do not meet the Helsinki requirements will
not be considered for publication. Human subjects should not be identifiable;
patients’ names, initials, hospital numbers, dates of birth, or other protected
healthcare information should not be disclosed. For animal subjects, research
should be performed based on the National or Institutional Guide for the Care and
Use of Laboratory Animals, and the ethical treatment of all experimental animals
should be maintained.
- D. Authorship
- Authorship of the manuscript submitted in J Gastric Cancer should be based on 1)
substantial contributions to conception and design, acquisition of data, or analysis
and interpretation of data; 2) drafting the article or revising it critically; or 3) final
approval of the version to be published. Authors must meet at least one of these 3
- E. Originality and duplicate publication
- All submitted manuscripts should be original and should not be under
consideration for publication by other scientific journals at the same time. Any
part of the accepted manuscript should not be duplicated in any other scientific
journal without the permission of the Editorial Board of J Gastric Cancer. If
duplicate publication related to materials in this journal is detected, the authors
will be held responsible and their institutions will be informed; there also will be
penalties for the authors.
Abstracts and posters from scientific conferences and results presented at
meetings are not considered as prior publication.
- F. Secondary publication
- It is possible to republish manuscripts if the manuscripts satisfy the condition of
secondary publication of the Uniform Requirements for Manuscripts Submitted to
Biomedical Journals .
- 1. International Committee of Medical Journal Editor: Uniform Requirements for
Manuscripts Submitted to Biomedical Journals: Writing and Editing for
Biomedical Publication [Internet]. International Committee of Medical Journal
Editor; 1979 [Updated 2008 Oct; cited 2009 Aug 1]. Available from:
2. National Library of Medicine (US): MeSH [Internet]. Bethesda (MD): National
Library of Medicine (US); 1954 [updated 2009, cited 2009 Aug 1]. Available
3. National Library of Medicine (US): Journals [Internet]. Bethesda (MD): National
Library of Medicine (US); 2009 [cited 2009 Aug 1]. Available from:
4. Korean Association of Medical Journal Editors: KoreaMed: List of Journals
[Internet]. Seoul (Korea): Korean Association of Medical Journal Editors; 1997
[updated 2009, cited 2009 Aug 1]. Available from:
5. National Library of Medicine (US): Journals [Internet]. Bethesda (MD): National
Library of Medicine (US); 2009 [cited 2009 Aug 1]. Available from:
6. World Medical Association: Declaration of Helsinki [Internet]. Ferney-Voltaire
(France): World Medical Association; 1964 [updated 2008 Oct; cited 2009 Aug
1]. Available from: http://www.wma.net/e/policy/b3.htm.