ISSN 0120-9957
printed version

INSTRUCTIONS TO AUTHORS

• Scope and policy
• Form and preparation of manuscripts
• Sending of manuscripts

The Revista Colombiana de Gastroenterología (RGC) as an official organism of the Colombian Association of Gastroenterology, with the collaboration of the Colombian Associations of Digestive Endoscopy, Coloproctology and Hepatology, publishes quarterly articles about the specialties or related with them, previous approbation by the Editorial Board, which can do some modifications in form, with the aim of presenting the article  appropriately.

The works must be sent to the RCG, Carrera 22 No 85 –94, Oficina 203, A.A. 59967, E-mail: gastro@cable.net.co or submitted personally to the Editor, in original and one copy, typed on letter size white bond paper, using only one side of the paper, with black ink, double spaced, keeping a left margin of 4 cm. If the author uses a computer reproduction, it must meet the requirements about space, punctuation and orthography of the usual compositions. They must be accompanied by a letter from the principal author where it is clearly expressed that the work has been read and approved by all the authors and also inform if it has been partially or totally submitted to study by another journal and a letter with a declaration about any financial or another kind of relationship that could create a conflict of interests. The author must keep a copy of all the material.  The material must be sent in a 3.5 diskette or in a compact disk, clarifying in an attached letter the system and word processor in which it is recorded.

 Each component of the work must begin in a new page, according with the next sequence: Page of the title, summary and key words in Spanish and in English, text, acknowledgements, references, tables, (each table in a separate page with title and notes), and legends for the figures. The pages must be numerated consecutively beginning on the title.

 The title must be as concise as possible and it should not use abbreviations. Below of the title it must be written: The name, last names and all the academicals degrees of the author or authors listing their previous publications, the name and address of the institution or institutions in which the work was performed, including the city, country and type of establishment (private, public, or mixed). If the topic has been presented in any meeting, it should be indicated the character of the meeting, the city and date of exposition; the name, address, telephone number and fax of the author where the correspondence of the article can be sent; Name, address, phone, and E-mail of the author responsible of the request of the reprints; Financial support in the form of awards, equipments, drugs, etc. Number of words in the text (without regarding the summary, acknowledgements, legends of the figures and tables), Number of figures and tables in the article.

 The summary should not have more than 150 words for the longer articles, and no more than 60 words for case presentations. It must include an introduction, purpose of the study, methodology, results and conclusions,  At the end of the page, the author will note between three and five key words which will help to classify the work. In a separate page the same summary must be written in English.

 The text must include an introduction, material and methods (it must include technical information, statistical methods and the software of the computer used), results and discussion. The abbreviations must be explained and their used should be limited.

 Acknowledgments: it will be included the contributions which require acknowledgments, but not justify an author quality, like the general support given by a director of a department. Other examples include the scientific advisors, reviewers, data collectors, typist, etc.

The references are numerated according to the order of apparition of the quotes in the text and are double spaced written. The authors must follow the format of references publication of The National Library or Medicine and review the examples in the Internet page; http://www.nim.nih,gov/bd/uniform_requirements,html

The tables and pictures will be denominated tables and must have Arabic numeration according to the order of apparition. The correspondent title must be located in the upper part of the page and the notes in the lower part. The symbols for the units should appear in the headline of the columns. Print each table double spaced and in a separate page.

The photographs, graphics, drawings and schemes, will be denominated figures. They will be numerated according to the order of apparition and their legends will be written in separated pages. At the end of the legends of the microphotographs it should be indicated the staining technique and the magnification used.

The white and black photographs must be sent in paper and they must have enough clarity and contrast  to achieve a good reproduction. The color photographs must be sent in slides properly identified and oriented. It can be sent electronic files of the figures in formats which allow an optimal resolution (JPEG or GIF).

If they are graphics or drawings, they must be performed in white cardboard or vegetal paper with Indian ink and they must be identified with their order number in the lower part.

If a figure or a table has been published previously, the written permission of the editor is required and credit should be given to the original publication. If photographs of individuals are used, these should not be identifiable; in the contrary case, a written informed consent must be obtained in order to use them. The Editorial Board reserves the right to limit the number of figures and tables.

Original articles

 Each component of the work must be started in a new page, according to the next sequence: Page of the title, summary and key words in Spanish and in English, text, acknowledgments, references, tables (each table in a separate page with title and notes), and legends for the figures. The pages must be numerated consecutively beginning on the title.

The title must be as concise as possible and it should not use abbreviations. Below of the title it must be written: The name, last names and all the academicals degrees of the author or authors listing their previous publications, the name and address of the institution or institutions in which the work was performed, including the city, country and type of establishment (private, public, or mixed). If the topic has been presented in any meeting, it should be indicated the character of the meeting, the city and date of exposition; the name, address, phone and fax of the author where the correspondence of the article can be sent; Name, address, telephone number, and E-mail of the author responsible of the request of the reprints; Financial support in the form of awards, equipments, drugs, etc. Number of words in the text (without regarding the summary, acknowledgements, legends of the figures and tables), Number of figures and tables in the article.

The summary should not have more than 150 words for the longer articles, and no more than 60 words for case presentations. It must include an introduction, purpose of the study, methodology, results and conclusions,  At the end of the page, the author will note between three and five key words which will help to classify the work. In a separate page the same summary must be written in English.

The text must include an introduction, material and methods (it must include technical information, statistical methods and the software of the computer used), results and discussion. The abbreviations must be explained and their use should be limited.

Acknowledgments: it will be included the contributions which require acknowledgments, but not justify an author quality, like the general support given by a director of a department. Other examples include the scientific advisors, reviewers, data collectors, typist, etc.

The references are numerated according to the order of apparition of the quotes in the text and are double spaced written. The authors must follow the format of references publication of The National Library or Medicine and review the examples in the Internet page; http://www.nim.nih,gov/bd/uniform_requirements,html

  Communications, technical reports, correspondence, review articles