| General rules
The text must be in English language.
The number of authors is limited to six for Original Articles and three for Brief Communication. Exceptions can be made in the case of multicentric studies.
The word limit for Brief Communication recommended is no more than 2500; it may contain a figure and a table and the references do not exceed 15.
Articles of research involving human subjects must be marked in Methods section, expressly agreed with the ethical standards and with due informed consent of the participants. Research with human must bring the title page the number of the opinion of the Committee’s approval of Research Ethics. Brazilian studies should be in accordance with Resolution 466/2012 of the National Health Council of the Ministry of Health (Brazil), which deals with the Code of Ethics for Human Research, and for studies outside Brazil, shall be in accordance with the Declaration of Helsinki.
Studies involving animals should state the agreement with international ethical principles (e.g., Committee for Research and Ethical Issues of the International Association for the Study of Pain, published in PAIN, 16: 109-110, 1983) and national instructions (Laws 6638 / 79, 9605/98, 24665/34 Decree) governing animal research and bring the number of the opinion approved by the Ethics Committee on Animal Research.
For clinical trials, the presentation of the clinical trial registration number on the Methods is mandatory. The complete list of all clinical trials registries can be found at: http://www.who.int/ictrp/network/primary/en/index.html.
It is recommended a cover letter with the intention in publish on the Archives of Gastroenterology, highlighting the importance of this publication and research. This letter must be written in the “Author’s Cover Letter” field in the online submission.
By determination of SciELO, the adoption of ORCID as an identifier of the authors will become mandatory from January 2019.
Format
The submitted manuscript must be sent in Microsoft Word format and organized as follows:
1) Title in English and Portuguese; for foreign authors the translation will be done.
2) Authors names; do not insert staff positions or similar adjectives.
3) For each author should be described his participation in the study. (e.g. data collection, survey execution, writing of text, statistical analysis and so on).
4) The department and institution where the work was performed.
5) Orcid from all authors.
6) Acknowledgement of grants and other financial support. Interest of conflicts must be declared or not if so. If so, sponsors must be declared.
7) Structured Abstract (Background, Objective, Methods, Results, Conclusion) – The papers should be sent in English and Portuguese (200 – 600 words); abbreviations, footnotes and references should be avoided; for foreign authors the translation will be done.
8) Headings (3 to 10). Always use terms of Medical Subject Headings (MESH) list from MEDLINE. Available from: http://www.nlm.nih.gov/mesh/meshhome.html
9) We strongly recommend this paper division: Introduction; Methods; Results; Discussion; Conclusion; Acknowledgements.
10) All contributors who do not meet the criteria for authorship may be mentioned in Acknowledgments.
11) References – Archives of Gastroenterology adopts the Vancouver format. Complete text in: https://www.nlm.nih.gov/bsd/uniform_requirements.html Cite references in the text using Arabic numerals in the order of appearance, within parentheses. For up to six authors, list all authors. For more than six authors, list first six authors followed by “et al.”.
12) Tables and Figures should be cited in the text in Arabic numerals. Preferably, attached separately in JPG or PNG. If they are inside the article, they should after the references. Please do not insert tables and figures in the middle of the text.
13) Tables (in Microsoft Word or Excel format) – Is called Table only when there are numeric results. Explanations and abbreviations should be placed in the footer of the table.
14) Figures – Named as “Figure” whenever it is: written questionnaire, photographs, graphics and drawings. They must be sent in high resolution digital format (2 mb). The Figures should contain a short text on the subject. |
