Funding for this research was provided by:
Conselho Nacional de Desenvolvimento Científico e Tecnológico
Article History
Received: 13 September 2018
Accepted: 19 October 2018
First Online: 23 October 2018
Compliance with ethical standards
:
: The authors declare that there is no conflict of interest that could be perceived as prejudicing the impartiality of the research reported.
: The study was approved by the Research Ethics Committee of our institution.
: Informed consent was obtained from all individual participants included in the study.