This study was evaluated and approved by the Ethics Committee for Analysis of Research Projects of Hospital das Clinicas of the School of Medicine of the University of Sao Paulo CAPPesq-HCFMUSP, in accordance to the Helsinki Declaration.
La Comisión de Ética para análisis de Proyectos de Investigación CAPPESQ del HCFMUSP, en conformidad con la declaración de Helsinki, evaluó y aprobó la investigación.
A pesquisa foi avaliada e aprovada pela Comissão de Ética para Análise de Projetos de Pesquisa CAPPESQ do HCFMUSP, em consoante com a declaração de Helsinki.