Funding for this research was provided by:
Conselho Nacional de Desenvolvimento Científico e Tecnológico (422041/2018-1)
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior
Text and Data Mining valid from 2019-11-27
Received: 9 September 2019
Accepted: 25 October 2019
First Online: 27 November 2019
Ethics approval and consent to participate
: The research was approved by the Research Ethics Committee of the Hospital Universitário Lauro Wanderley (HULW) under the Certificate of Presentation for Ethical Consideration (CAAE) (N<sup>o</sup>. 2,244,394). All interviewers consent to participate.
: Not applicable.
: The authors declare that they have no competing interests.