Funding for this research was provided by:
Conselho Nacional de Desenvolvimento Científico e Tecnológico (#305786/2014-8)
Fundação de Amparo à Pesquisa do Estado de Minas Gerais (#PPM-00869-15, #APQ-03512-13)
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (Finance Code 001)
Received: 22 November 2018
Accepted: 26 August 2019
First Online: 2 September 2019
Ethics approval and consent to participate
: This study was approved by the Universidade Federal de Minas Gerais’ Ethics Committee (approval is at the state level; number 37156614.8.1001.5149). Written (patients) or electronic (providers and administrators) informed consent was obtained from each participant.
: Not applicable.
: The authors declare that they have no competing interests.