Funding for this research was provided by:
Fundação de Amparo à pesquisa do Estado do Maranhão
Received: 8 July 2020
Accepted: 10 September 2020
First Online: 18 September 2020
Ethics approval and consent to participate
: This study was approved by the Research Ethics Committee of the Universidade Federal do Maranhão [process no. 43,774,215.7.0000.5086], and written informed consent was obtained from all patients.
: Not applicable.
: The authors declare that they have no competing interests.