Any article sent to this journal will follow the guidelines described in the section "Ethics in the publication" of this guide for authors, therefore it is essential to consult it before sending the manuscripts.
In particular, the manuscripts corresponding to the originals sections the authors must clearly indicate at the end of the section "Material and methods" that such guidelines have been followed, as well as the informed consent of the patients has been obtained and has been approved by the corresponding ethics committee. Likewise, in the manuscripts corresponding to the Scientific Letters section, the authors must clearly indicate in the articles body that the protocols and procedures of the institutional centres related with the patient¿s data publication have been followed, as well as the subject privacy. In the section Images in medicine the authors should also indicate clearly in the article body that the protocols and procedures of the institutional centres related with the patient data publication have been followed, and the patients consents for its publication has been obtained, as well as the subject privacy has been respected.
Any article in this journal involving experiments with human or animal subjects will follow the guidelines in the ¿Human and animal rights¿ described in the ¿Ethics in publishing¿ section of this guide for authors. Authors should clearly indicate in the manuscript that such guidelines have been followed, as well as the statement that informed consent was obtained for experimentation with human subjects.
Regardless of the type of article or the section of this journal, authors must always include on the first page of the article, in addition to the title, authors, affiliation, and email address, statements regarding Ethical Considerations, Informed Consent, Funding, Conflict of Interest, the use of artificial intelligence, and Authors' contributions.
Ethical considerations: If the work involves the use of human subjects, the author should ensure that the work described has been carried out in accordance with The Code of Ethics of the World Medical Association (Declaration of Helsinki) for experiments involving humans; Uniform Requirements for manuscripts submitted to Biomedical journals. Authors should include a statement that informed consent was obtained for experimentation with human subjects, and all the ethical procedures were performed. The privacy rights of human subjects must always be observed. The approval of the institutional review board (IRB) or the appropriate committee must be stated in this epigraph.
Funding: You are requested to identify who provided financial support for the conduct of the research and/or preparation of the article and to briefly describe the role of the sponsor(s), if any, in study design; in the collection, analysis and interpretation of data; in the writing of the report; and in the decision to submit the article for publication. If the funding source(s) had no such involvement then this should be stated.
Conflict of interest: All authors must disclose any financial and personal relationships with other people or organizations that could influence (bias) their work, even if it is not directly related to the current manuscript. Examples of potential competing interests include employment, consultancies, stock ownership, honoraria, paid expert testimony, patent applications/registrations, and grants or other funding, as well as travel grants and participation in courses and conferences as a paid expert. If there are no interests to declare then please state this: 'Declarations of interest: none'.
STATISTICAL STANDARDS: REPRODUCIBILITY OF RESULTS AND STATISTICS
Medicina Clínica will prioritize those articles that facilitate the transparency and reproducibility of their results. We advise the authors to follow the publication guidelines of the Equator network, endorsed by the ICMJE, such as CONSORT or STROBE.
ORIGINAL ARTICLES
Original research about etiology, physiopathology, pathology, epidemiology, clinical aspects, diagnosis, prognosis and treatment are recommended for this section. Analytic studies like transversal surveys, case-controls studies, cohort studies and randomized controlled trials will be preferentially considered for publication.
The article must have the following headings: Introduction; Patients and Methods; Results; and Discussion. The text is limited to a maximum of 3,000 ¿ 4,000 words, not including references, abstract and figure legends. The abstract is limited to a maximum of 250 words and need to be structured. There should be no more than 30 references. The total combined number of tables and figures should not exceed 6.
In manuscripts with a large number of authors, we recommend that a writing committee of a maximum of 6-8 authors be included, representing the study group. The rest can appear at the bottom of the page as members of said group and are fully considered as authors in the bibliometric databases.
BRIEF REPORTS
Original research with a limited number of patients or sample, and specific objectives and results are suitable for this section. The article must have the same headings as those from Original Articles. The text is limited to a maximum of 1,300 words, not including references, abstract and figure legends. The abstract is limited to a maximum of 180 words and need to be structured. There should be no more than 10 references. The total combined number of tables and figures should not exceed 3.
CLINICAL REPORTS/ CASE SERIES
Submitted studies from case series with a remarkable contribution to medical knowledge will be considered in this section. The text is limited to 1,700 words not including figure legends and references. There should be no more than 10 references. The total combined number of tables and figures should not exceed 4. The abstract is limited to a maximum of 180 words and need to be structured. Up to 4 authors are accepted.
REVIEW ARTICLES
Reviews of current work reflecting progress in various fields of medicine are requested from recognized specialists. Voluntary contributions will be subject to consideration by the Editorial Board. The text is limited to 4,200 words not including abstract, figure legends, and references. The abstract is limited to a maximum of 150 words and does not need to be structured. Up to 6 figures or tables will be accepted. References are limited to a maximum of 60. Up to 4 authors are accepted.
SYSTEMATIC REVIWS
Medicina Clínica will give priority to systematic reviews presented following the PRISMA statement (http://www.prisma-statement.org/). This should include, the PRISMA table where the authors must mention the sections and lines of their manuscript at which they address each point recommended by the statement.
The maximum length of the text will be 3,500 words and up to 6 figures or tables will be accepted. It is essential to include a structured summary (foundation and objective, material and method, results and conclusions), both in Spanish and English, with a length of no more than 150 words. Between 3 and 8 keywords will be included.
The main text must include the following sections: introduction, material and method, results, discussion and conclusion, in addition to the declaration of conflicts of interest, ethical declaration, acknowledgments and references.
SPECIAL ARTICLES
Articles reflecting original opinions and interpretation of relevant topics, narrative and practical reviews are included in this section. Voluntary contributions will be subject to consideration by the Editorial Board. The text is limited to 4,000 words. Up to 4-5 figures or tables will be accepted. References are limited to a maximum of 30. Up to 4 authors are accepted.
DIAGNOSIS AND TREATMENT
Update articles focused on the progress of diagnosis and treatments, enhancing the benefits in continuous medical education for readers will be considered for this section. The text is limited to 3,600 words not including figure legends and references. There should be no more than 30 references. The total combined number of tables and figures should not exceed 4. Up to 4 authors are accepted.
CONSENSUS AND GUIDELINES STATEMENTS
Consensus documents and clinical practice guidelines must be promoted and endorsed by at least two scientific Societies, or promoted by health authorities. Authors are required to attach a letter arguing its importance to the clinical community. The consensus documents and clinical guidelines will be based on a recent systematic search, reported according to PRISMA-S *. The analysis of the degree of evidence of the publications found will be based on guidelines such as AGREE-II $ or GRADE &. In case of not being able to provide first-level evidence, the authors: (1) will highlight the convenience of covering this scientific gap; and (2) explain the method used to reach consensus.
* Systematic Reviews (2021) 10:39 https://doi.org/10.1186/s13643-020-01542-z
$ https://www.agreetrust.org/wp-content/uploads/2013/06/AGREE_II_Spanish.pdf
& GRADE system: classification of the quality of the evidence and grading of the strength of the recommendation. DOI: 10.1016 / j.ciresp.2013.08.002
The articles in this section will be published without restrictions on the website. In the printed version, only the title, authors, affiliations and structured abstract of a maximum of 500 words will be published.
Clinical Medicine will not accept to publish any Consensus Document or Clinical Guide that does not have the Funding and Conflict of interests sections of all authors perfectly detailed and completed.
EDITORIALS
They are always commissioned, although unsolicited editorials may occasionally be considered previous consultation with the Editor. The text is limited to a maximum of 2,000 words, tables and figures are not allowed. There should be no more than 20 references. Up to 2 authors are accepted.
IMAGES IN MEDICINE
Any kind of images (clinical, endoscopic, radiography, microbiological, pathological) of common medical conditions with visual remarks for learning are suitable for this section. The text is limited to a maximum of 200 words. Graphics resources (arrows, asterisk, etc..) can be mandatory for visual remarks. Articles of this section can be selected only for the Web edition.
SCIENTIFIC LETTERS
Letters containing original investigation with small number of cases and with an specific conclusion are the first choice for this section. Letters should contain fewer than 700 words, one table or figure and must contain no more than 5 references. Up to 4 authors are accepted.
LETTERS TO THE EDITOR
Letters related to articles published by the journal are the first choice for this section as well as letters providing opinions and unusual observations and experiences. The letters related with published articles must be received within three weeks after the publication of the article and will be sent to the author of the article, who will have 4 weeks in which to answer. Letters should contain fewer than 700 words, one table or figure, and must contain no more than 5 references. After publication of the reply, no further correspondence will be accepted. Up to 3 authors are accepted.
The editorial office will inform authors of manuscript acceptance by the Editorial Board. In accordance with the referees¿ reports, papers may be rejected or modifications suggested, if necessary. Authors are entirely responsible for the views, conclusions and methods presented in their manuscripts.