Funding for this research was provided by:
Fundação de Amparo à Pesquisa do Estado de Goiás (201710267001233)
Received: 31 July 2018
Accepted: 14 January 2019
First Online: 1 February 2019
Ethics approval and consent to participate
: The final study protocol was approved by the Research Ethics Committee of the Federal University of Goiás and by the Research Ethics Committee of the Araujo Jorge Cancer Hospital (protocol numbers: 2.608.604/2018 and 2.131.323/2017, respectively) and was registered at the Brazilian Registry of Clinical Trials (ReBEC) (RBR-5h4y4n). Written informed consent will be obtained from all participants.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.