de Carvalho, Cecilia Maria Resende Gonçalves https://orcid.org/0000-0002-8707-1447
Luzia, Liania Alves https://orcid.org/0000-0001-8317-1398
Rondó, Patricia Helen https://orcid.org/0000-0002-8308-6393
Ribeiro, Sandra Maria Lima https://orcid.org/0000-0003-3150-516X
Funding for this research was provided by:
FAPESP (2012/15976-0)
CAPES (06/2011-Casadinho-PROCAD)
Article History
Received: 4 March 2019
Accepted: 3 October 2019
First Online: 18 December 2019
Compliance with ethical standards
:
: This study been performed in accordance with the ethical standards laid down in the 1964 Declaration of Helsinki and its later amendments; in addition, the study was approved by the Local Ethics in Human Research Committee (Process 200.870/2013). The procedures and the aim of the study were explained to the participants. While all the subjects were informed of the importance of remaining in the study for the entire 6 months, they were reassured of their right to withdraw from the study at any time. After the explanations, all the volunteers gave their informed consent prior to their inclusion in the study.