Received: 23 March 2021
Accepted: 17 May 2021
First Online: 7 June 2021
: The study protocol was approved by the Ethics Committee of the Hospital das Clinicas (CAPPesq-HCFMUSP number 4245/2012). The methods were carried out in accordance with the approved guidelines.
: The informed consent was waived by the Ethics Committee of the Hospital das Clinicas (CAPPesq-HCFMUSP) because it is a retrospective study based on the analysis of medical records.
: Not applicable.
: The authors declare that they have no competing interests.