Perotta, Bruno
Arantes-Costa, Fernanda M.
Enns, Sylvia C.
Figueiro-Filho, Ernesto A.
Paro, Helena
Santos, Itamar S.
Lorenzi-Filho, Geraldo
Martins, Milton A.
Tempski, Patricia Z.
Article History
Received: 12 September 2020
Accepted: 3 February 2021
First Online: 17 February 2021
Ethics approval and consent to participate
: The research protocol was approved by the Ethics Committee of the School of Medicine of the University of Sao Paulo (protocol number 181/11). All medical schools included approved the study.Our study was performed according to STROBE (Strengthening the Reporting of Observational Studies in Epidemiology) guidelines for reporting observational studies.Participation was voluntary, and we did not offer any compensation or incentive. We guaranteed both confidentiality and anonymity, and participating students completed an informed consent form.
: Not applicable.
: The authors declare that they have no competing interests concerning this manuscript.