de Almeida Neto, Miguel Santana
de Almeida, Carolina Alves Collier
Rosa Filho, José Souto
El-Deir, Ana Carla Asfora
da Silva Mourão, José
Article History
First Online: 13 August 2018
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the Ethics Committee for human research of the University of Pernambuco (UPE), under protocol 1,374,363. The objectives of the research were explained to the informants, who were invited to sign an informed consent form, authorizing their participation in the study, in accordance with the recommendations of resolution number 466/12 of the Brazilian National Health Council.