Funding for this research was provided by:
FIPE, Hospital de Clínicas de Porto Alegre
CAPES/PROEX (AUXPE 1431/2015)
Received: 12 October 2019
Accepted: 4 February 2020
First Online: 10 February 2020
Ethics approval and consent to participate
: The present study was conducted with the approval of the Institution’s Ethics Committee of Hospital of Clinics-Porto Alegre, under number 12-0258. All the participants signed the Free and Informed Consent Form.
: Not applicable.
: The authors declare that they have no competing interests.