Received: 14 March 2019
Accepted: 2 July 2019
First Online: 5 August 2019
Ethics approval and consent to participate
: This prospective study was approved by the Research Ethics Committee of Brazilian Institute for Cancer Control (IBCC—São Paulo, SP, Brazil) (protocol number 012664/2016) and was registered in the Plataforma Brazil (protocol number 53543016.2.0000.0072).
: Investigators of the study obtained written informed consent from all included patients and protected their privacy.
: The authors declare that no conflicts of interest are associated with this research.
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