Text and Data Mining valid from 2019-12-01
Received: 30 July 2019
Accepted: 9 October 2019
First Online: 2 December 2019
Ethics approval and consent to participate
: The Hospital São Paulo and the Hospital Municipal do Tatuapé Institutional Review Boards approved the study. All investigations were conducted in conformity with ethical principles of research.
: Not applicable.
: The authors declare that they have no competing interests.