Funding for this research was provided by:
Universidade Federal do Paraíba
Text and Data Mining valid from 2019-07-09
Received: 19 August 2018
Accepted: 21 June 2019
First Online: 9 July 2019
Ethics approval and consent to participate
: The aim of this study was explained to each informant, who was then asked to sign a consent form, as required by the National Health Council and the Research Ethics Committee (Resolution 466/12). This research was approved by the Research Ethics Committee of the State University of Paraíba (Protocol No. 45051115.5.0000.5187). The authors interviewed 108 informants, who were informed of the aim of this scientific research and agreed to sign an informed consent form, according to necessary standards, and as described in the methodology through the protocol number.
: The participants who signed the consent form were aware that this scientific research could be published in the academic milieu.
: The authors declare that they have no competing interests.