Funding for this research was provided by:
Hospital de Clínicas de Porto Alegre - FIPE-HCPA (18-0055)
Received: 15 November 2019
Accepted: 2 July 2020
First Online: 16 July 2020
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of Hospital de Clínicas de Porto Alegre and Plataforma Brasil (protocol number 18–0055). Because this was a retrospective study, the Ethics Committee waived the need for informed consent. The authors signed a data use agreement, protecting the confidentiality of patient information. The clinical research complied with international and national standards for clinical study in human (Declaration of Helsinki and Brazilian Governmental regulation – Plataforma Brasil).
: Guilherme Figueiredo Silva: none.Nicholas Simmonds: none.Paulo de Tarso Roth Dalcin: none.