“…3,4 In Brazil, these documents contributed to the formulation of policies for protection of individuals participating in researches, which led to the publication of resolution 196/96 of the National Health Council of the Brazilian ministry of Health, which guides and regulates medical research in the country, creating and implementing a system of Human Research Ethics Committee (HREC), all managed and supervised by the National Research Ethics Committee (Comissão Nacional de Ética em Pesquisa -CONEP). [5][6][7] This evidences the importance and relevance of ethics in the preparation and publication of scientific researches. The instructions provided to authors have played an important role in the preparation of articles, as they restrict or prevent the publication of studies that do not comply with the described ethical guidelines, inhibiting researchers to commit ethical atrocities, such as those from the past.…”