Alonso Monteiro Bezerra, Mariana
Hellwig, Natália
da Rocha Castelar Pinheiro, Geraldo
Souza Lopes, Claudia
Article History
Received: 24 November 2017
Accepted: 21 February 2018
First Online: 27 February 2018
Ethics approval and consent to participate
: The PNS was approved by Brazil’s National Research Ethics Committee with the National Health Council Resolution No. 466/12 (No. 328159, June 26th, 2013), and all participants signed a free and informed consent at interview collected by IBGE.
: Not Applicable
: The authors declare that they have no competing interests.
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