Farias, Dayana Rodrigues
Alves-Santos, Nadya Helena
Eshriqui, Ilana
Martins, Maisa Cruz
Struchiner, Cláudio J.
Lepsch, Jaqueline
Costa, Nathalia
Kac, Gilberto http://orcid.org/0000-0001-8603-9077
Funding for this research was provided by:
Conselho Nacional de Desenvolvimento Científico e Tecnológico
Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro
Article History
Received: 17 January 2018
Accepted: 5 July 2019
First Online: 10 July 2019
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.
: The study protocol was approved by Ethics Committee of Maternity Hospital of Federal University of Rio de Janeiro (protocol: 0023.0.361.000-08) and by the research ethics committee of the Municipal Secretary of Health of Rio de Janeiro city (protocol: 0139.0.314.000–09). All participants signed a term of consent, which was obtained freely and spontaneously, after all necessary clarifications had been provided. All ethical procedures of this study involving human beings followed the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments and Brazilian Resolution 196/96.