Funding for this research was provided by:
Fundação Carlos Chagas Filho de Amparo à Pesquisa do Estado do Rio de Janeiro
Fundação do Câncer
Conselho Nacional de Desenvolvimento Científico e Tecnológico
Received: 13 June 2017
Accepted: 18 April 2018
First Online: 2 May 2018
Ethics approval and consent to participate
: All procedures performed involving human participants were in accordance with the ethical standards of the INCA HC-1 (National Institute of Cancer, Hospital of Cancer 1) Ethics and Research Committees, protocol no. 86/2010 and with the 1964 Helsinki Declaration, its later amendments and the Good Clinical Practice Guidelines. Written informed consent was obtained from all individual participants included in the study.
: The authors declare that they have no competing interests.
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