Funding for this research was provided by:
Conselho Nacional de Desenvolvimento Científico e Tecnológico (134209/16-8)
Fundação de Amparo à Pesquisa do Estado de São Paulo (2014/09248-8)
Text and Data Mining valid from 2020-03-18
Received: 20 May 2019
Accepted: 27 February 2020
First Online: 18 March 2020
Ethics approval and consent to participate
: The author declares no conflicts of interest associated with this manuscript. The patients’ medical data were anonymized prior to access and analysis. The institutional review board (Permission number: 6116/2016) waived the need for written informed consent from study subjects because all potential patient-identifying information was removed prior to data analysis.
: Not applicable.
: The authors declare that they have no competing interests.