Funding for this research was provided by:
Conselho Nacional de Desenvolvimento Científico e Tecnológico (301869/2017-0)
Fundação Amazônia Paraense de Amparo à Pesquisa (ICAAF 060/2020)
Received: 22 February 2021
Accepted: 6 April 2021
First Online: 15 April 2021
: The project was approved by the Ethics Committee of the Oncology Research Center of the Universidade Federal do Pará (CAAE 66529116.4.0000.5634). All subjects were informed about the project. All participants were adults, and those who agreed to participate were asked to sign an informed consent form.
: Not applicable.
: The authors declare no competing interests.