Received: 25 July 2019
Accepted: 10 October 2019
First Online: 10 December 2019
Ethics approval and consent to participate
: All volunteers signed a Free and Informed Consent Term (TCLE) and the study was approved by the Research Ethics Committee of the Federal University of São Paulo under number 2,001,055.
: Not applicable
: The authors declare that they have no competing interests.