Text and Data Mining valid from 2020-03-26
Received: 16 December 2019
Accepted: 4 March 2020
First Online: 26 March 2020
Ethics approval and consent to participate
: Written consent was obtained from each study patient in advance, ensuring the protection of their privacy, confidentiality, and anonymity. The hospital’s Ethics and Research Committee approved the study (No. 101/18). All patients gave their informed consent to participate in the study. The authors assert that all procedures contributing to this work complied with the ethical standards of the relevant national and institutional committees on human experimentation and with the Helsinki Declaration of 1975, as revised in Fortaleza, Brazil (2013).
: Not applicable.
: The authors declare that they have no competing interests.