Funding for this research was provided by:
Fundação de Amparo à Pesquisa do Estado de São Paulo (18/50013-5, 16/11791-7, 14/26897-0, 18/14267-2)
Conselho Nacional de Desenvolvimento Científico e Tecnológico
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior
Received: 19 July 2019
Accepted: 3 September 2019
First Online: 22 October 2019
Ethics approval and consent to participate
: The study presented here was approved by the institutional review board (Comitê de Ética em Pesquisa - CEP) of the A.C.Camargo Cancer Center (protocol 2134/15), and all participants signed an approved informed consent form.
: Not applicable.
: The authors declare that they have no competing interests.