ISSN 0718-8560 online version
ISSN 0716-7105 print version

INSTRUCTIONS TO AUTHORS

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

Revista Chilena de Cardiología publishes research articles in the cardiovascular field. Clinical and basic research articles are accepted. Through editorials and review articles the journal contributes to continued medical education. A peer review process is applied before accepting a paper for publication. The journal should be of interest to cardiologists, cardiac and vascular surgeons, general internists and medical students and fellows. It is published quarterly since 1982 by the Sociedad Chilena de Cardiología.

The abbreviated name of the journal, to be used in references, footnotes and legends is Rev Chil Cardiol

Instructions to Authors
The subject of manuscripts submitted to Revista Chilena de Cardiologia should deal with Cardiovascular Diseases.

Characteristics of Articles:
1. This paper (or most parts therein) have not been published elsewhere and will not be sent to other journals while waiting for a decision from the Editor of this journal.

2. Manuscripts should be submitted only by electronic means to: revista.cardiologia@sochicar.cl . The format should be letter size, 1.5 line spacing and 12 point font size. Page margins should be 3 or more cm.

3. Extension of papers should be limited as follows: original papers 12 pages; case reports 6 pages; review articles 10 pages and letters to the Editor 4 pages.

4. A signature by each responsible author of the paper should be included.

5. The manuscript should be organized as follows

Title page
This should contain a 30 word maximum title, the complete name of each author (name, last name and initial of mother’s name, institution of origin, and information regarding financial support. A superscripted number should be used to identify authors from different institutions. Non medical authors should be signaled by superscripted letters as appropriate, indicating profession and quality of student as needed. The name of the responsible author, his or hers address and e-mail should be clearly identified.

Abstract
A separate page should contain the abstract.

A maximum extension of 250 words should be adhered to. Separate paragraphs subtitled Background, Aim, Methods, Results and Conclusion should be used to organize the abstract. Abbreviations should be limited to a maximum of 4, since they make reading the text more difficult. No Tables of Figures are allowed in the abstract.

A version of the abstract written in English is highly recommended. The Editors may help with this requirement.

Following the abstract, 3 or 4 keywords should be selected from those available as “Medical Subject Headings” of Index Medicus (www.nlm.nih.gov/mesh; also available through Google).

Main text of the paper:

Introduction
Be concise, give the background and the rationality justifying the study. The objective of the paper should be clearly stated. Include a limited number of the most significant references for this section.

Methods
Indicate the type of study (randomized, descriptive, prospective, case control, etc). The type of subjects and their number are essential. Methods should be described in sufficient detail as to allow others to duplicate the investigation. For common methods, the name of the technique or a reference should be enough. The approval obtained from the Institutional Ethics Review Board should be stated. A document to this effect may be required by the Editor. Metrical units should be used. Drugs should be specified by pharmacologic denominations. Statistical methods should be indicated and appropriate references should be given when uncommon methods are used. Care should be taken to avoid identification of patients or subjects in any material included in the paper.

Results
Present the result in a logical, sequential order, addressing first the main objective and then the secondary ones. No discussion or comments regarding results should appear in this section.

Discussion
The results obtained should be discussed and compared to those obtained by other authors addressing the same research questions. Agreement and disagreement with previous findings should be discussed, and specific references should be included. Limitations of the study should be mentioned.

References
These should be listed according to the order in which they appear in the text. Do not include more than 30 references. References from journal publications should adhere to the following format: Last name and initials of authors, capitalized; title of the paper; journal (use the currently accepted abbreviation from Index Medicus), year, volume and initial and final page number. All author names, up to 6 names, should be mentioned. Additional names should be implicit as “et al”. Do not use periods after initials and use commas to separate author names. The volume is identified only as a number (arabic notation). Page numbers should come after a colon, the volume number after a semicolon. Example:
1. STEELE A, GONZALEZ O, PEREZ R, MALUENDA I, RUBILAR D, ROJAS E, et al. Experiencia nacional en cardiopatía hipertensiva. Rev Chil Cardiol 1982; 112: 118-125.

References to books should be ordered as follows: author, chapter name, editor, book title, city of publication, editorial company, year, and pages.

Reference in electronic format should include author, article title, journal of origin with the information included in previous paragraphs, website and consultation date. Example: Int J Cardiol 2009; 29: 300E-304E. Available in http://www.ees.elsevier.com/ijc/ (acceded July 2, 2009).

Tables and Figures
Tables should be included in separate pages The title of the Table should be at the top and numbered with arabic notation. Rows should be spaced at 1 ½ lines. Columns must be separated by spaces, without tabulation and no separating lines. Figures or pictures should be annexed as a Power Point or images included in the text. Resolution should be 300 – 600 pixels/dpi, on a jpg or gif format. Three copies of each Figure should be made available and duly identified at the back side. Table titles and Figure legends should be written in separate pages, clearly designated and order as they appear in the text. An identical copy of the article should be sent in a CD containing Tables and Figures, preferably using Microsoft Word 12 point for text and Power Point or Excel for Figures and Tables. Color illustrations must be paid for by the author.

Case reports
Exceptional clinical cases with a general interest will be acceptable for publication. Please comply with prior instructions; no abstract is required. A carefully selected number of references (20 or less) and a brief review of the subject are needed.

Letters to the Editor and other type of articles
Letters to the Editor, 4 or less letter size pages in length, 1 ½ lines interspaced, dealing with published articles or general interest subjects can be published in the journal, at the Editor’s discretion. Views expressed in these letters are those of the authors and in no way represent the opinion of the Journal or Editors. Letters may be edited to improve clarity but not compromising the views of the author.

Editorials and other special articles are directly requested by the editorial committee to selected experts.

Check lists and declarations relating to authorship should be delivered along with the manuscript, with all information and signatures requested.

MANUSCRIPT REQUIREMENTS

The main author must review the summary sheet and mark the corresponding check boxes. Co-authors must be listed and should sign the reverse side of the sheet. This information must be attached to the manuscript and submitted along with it.
1. This article (or important sections therein) has not been published and will not be sent to other journals pending a decision by the Editors of this Journal.

2. A 1.5 line spacing and letter size paper are used throughout the text.

3. The maximal length of the manuscript is 12 pages for Research Articles, 6 pages for Case Reports, 10 pages for Review.

Articles and 4 pages for Letters to the Editor. The present manuscript adheres to these limitations.

4. An abstract in Spanish, 250 words or less is included. A translation of the abstract into English is desirable.

5. References are limited to a maximum of 40. The international format suggested by the Journal should be used.

6. Only references from main stream journals or books should be included. Abstracts presented in scientific meetings can be cited only if published in main stream journals.

7. A statement indicating compliance with internationally approved ethical recommendations should be included in Methods. For research including human subjects the Institutional or Ethics Review Board which approved the protocol should be identified.

8. The manuscript was organized according to the instructions stated in every issue of the Journal. Three copies of the text, including photographs, should be made available to the editorial office.

9. Tables and Figures were prepared according to the quantity of data included. The reduction in size resulting from the printing process has been considered.

10. When Tables or Figures originating from other publications are included in the manuscript the written authorization of the author or the printers, whichever applies, must be included

11. Pictures of patients and materials such as X Rays, should not contain the name or other information allowing the identification of the patient.

12. Phone and Fax numbers of the author who serves as contact with the Journal must be included. All material related to the article should be sent

_____________________________________________________
Name and signature of the author who serves as contact with the Journal

Phone numbers:_______________Fax: _____________ E-mail: __________________

RESPONSIBILITY FOR AUTHORSHIP IDENTIFICATION

Each co-author must sign this statement which should be made available along with the Instructions for manuscript requirements. Should the available space be insufficient for the signatures of all co-authors, additional copies of this sheet can be used.

TITLE OF THE MANUSCRIPT:
DECLARATION: I hereby certify that I have directly contributed to the conception of the work and the analysis of the data. Therefore, I assume public responsibility for the manuscript and accept to be included in the list of authors. I have reviewed the final version of the manuscript and agree to its publication in Revista Chilena de Cardiología.

As co-author I declare that and identical text of the present manuscript will not be submitted for publication in other journals, either national or international, unless the Editor of this Journal gives a written authorization to this effect.

In the appropriate column I give the code indicating my participation in the present manuscript, according to the following list.

Codes identifying the participation of each co-author in the preparation of the manuscript

____________________________________________________________________________________
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Should the manuscript be accepted for publication, we do not authorize the inclusion of the following information due to the following reason (s):