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objectives), Methods (how the intervention was designed, imple- signed authorization should be uploaded in the submission pro-
mented, and evaluated), Results (what actually happened, quali- cess. Permission is required independently of the ownership, ex-
tative or quantitative or both), Discussion (limitations, reflection cept for public documents.
on what was learned), and Conclusions (what can be useful for
others, or what needs further research). 6. Acknowledgments
Only persons and/or institutions that have allowed the exe-
4.3. Bibliography cution or provided input to the work should be acknowledged.
References in the text, tables, and captions should be iden- Acknowledgment should be submitted in a separate file, so the
tified by Arabic numerals placed in parentheses and superscript. identity of the authors is not revealed to the reviewers.
The numbering should correspond to the order of citation in the
text. All references must be cited in the text, and all references 7. Supplementary files (appendices)
cited in the text must appear on the list of references. Reference In certain cases, and after consideration, all materials that
to abstracts, Internet sites, or any other unpublished material are too large, like tables or tools for data recovery, can be placed
should be avoided. The references should be presented accord- at the Journal’s site for consultation, being referred to as supple-
ing to the “Standards for the submission of manuscripts to be mentary material. (These documents should not have any ref-
published in biomedical journals” of the International Commit- erence to the author’s identity in order to avoid their identifica-
tee of Medical Journal Editors (Vancouver Group). Journal titles tion during the reviewing process.)
should be abbreviated according to the treatment given in Index
Medicus.
ETHICAL RESPONSIBILITIES
Example of the format to follow in references to articles published in
journals: Chersoni S, Suppa P, Breschi L, Ferrari M, Tay FR, Pash ley Protection of human and animal subjects. When describing
DH, et al. Water movement in the hybrid layer after different dentin experiments that have been carried out on human beings, it must
treatments. Dent Mater. 2004;20:796 -803. be mentioned that the procedures followed are in accordance
Example of the format to follow in references to chapters in books: with the ethical guidelines of the committee responsible for hu-
Marshall SJ. Dental amalgam – Structures and properties. In: man research (institutional or regional) and with the World Med-
Anusavice KJ editor. Phillips’ Science of Dental Materials. 10th ed. ical Association and the Helsinki Declaration. When experiments
Philadelphia: WB Saunders Company, 1996. p. 361- 85. on animals are described, the text must mention whether the
rules of an institution or international research council or a na-
4.4. Tables tional regulatory law on the care and use of laboratory animals
All tables must be mentioned in the text and then presented have been followed.
on a separate sheet at the end of the document. Tables should be
formatted with double space, numbered with Arabic numerals Confidentiality of data. The authors are responsible for fol-
according to the order of citation in the text, and accompanied lowing the protocols established by their respective health cen-
by a title and subtitle. Each table in the manuscript should be ters to access data from medical records to write a paper for re-
able to stand alone and be interpreted without consulting the text search/disclosure purposes for the community and, thus, must
of the manuscript. declare that they have complied with this requirement.

4.5. Figure captions Right to privacy and informed consent. The author must
Figure captions should be included on a separate sheet at the ensure that the requirement of having informed all the patients
end of the document. Captions should be self -explanatory and enrolled in the study has been met and that they have a docu-
numbered according to the accompanying technical illustration. ment signed by the patients after receiving sufficient informa-
Symbols, arrows, numbers, or letters used to label parts of a figure tion, where their written informed consent to participate in the
should be clearly identified and explained in the caption. The study was given. The authors must mention, in the “Methods”
internal scale and method of staining in photomicrographs section, that the procedures used in patients and controls were
should be identified. performed after the signed informed consent form was obtained.
The author is also responsible for ensuring the right of privacy of
5. Figures the patients by protecting their identity, both in the text of the
Do not place the figures in the manuscript within the body article and in the images. No names, initials, or hospital medical
of the article. All figures should be provided in separate files in record numbers may be used (or any other type of data irrelevant
JPEG or TIFF format at 300 dpi. Whenever possible, figures to the investigation that could identify the patient) either in the
should be provided with a 4:3 aspect ratio. For your reference, text or in the photographs, unless this information is essential
each figure saved with the correct definition should be at least for scientific purposes, in which case it may be included in the
700 MB. article, provided that the patient, or their parent or guardian, gave
All figures should be cited in the text and numbered in the written informed consent for its publication. The authors are re-
respective order. Whenever letters, numbers, and symbols are sponsible for obtaining the patients’ written informed consent
used, their size and proportion should be clear enough to be leg- authorizing the publication, reproduction, and circulation of their
ible. If a figure has been published previously, the original source information on paper support and on public access Internet.
must be identified and included in the list of references. To com-
ply with authors’ rights regulations, the reproduction of pictures, Conflict of interests
figures, or graphics from other publications must have prior There is a conflict of interests when an author has/had finan-
authorization from the copyright holders, author/editor. The cial or personal relationships that could have inappropriately