The author must ensure that the study submitted for publication complies with the ethical and legal principles, during research and publication phases, including the World Medical Association Declaration of Helsinki revised in 2013 (http://www.wma.net/en/20activities/10ethics/10helsinki), the ICMJE (www.icmje.org) and the Committee on Publication Ethics (COPE) (http://publicationethics.org/resources/guidelines) guidelines.
When applicable, the author must show that the research was approved by the Ethics Committee(s) of the involved institutions and that recommendations were followed. This information should appear in the body of the article. Any suspected research misconduct will be investigated, and all interested parties will be informed. Identifying information of the research subjects, including photographs, names or hospital numbers, should not be published. Studies involving animal experiments must be conducted in accordance with the guidelines defined in the “Guide for the care and use of laboratory animals” by the National Institutes of Health. All animal studies should also comply with the ARRIVE (Animal Research: Reporting of In Vivo Experiments) guidelines. The author should also comply with the national legislation that regulates this type of study (Decree-Law No. 113/2013 of 7 August 2013). The manuscript should clearly explain that the above-mentioned guidelines were followed.
The PJP holds the right to reject any manuscript based on the ethical misconduct of human or animal studies.