Text and Data Mining valid from 2018-08-29
Received: 13 March 2018
Accepted: 8 August 2018
First Online: 29 August 2018
Ethics approval and consent to participate
: This study was approved by the Ethics Review Board of the University Hospital Professor Edgard Santos, Federal University of Bahia (protocol number 1740483), in accordance with Brazilian National Health Council Resolution 466/2012 and the Declaration of Helsinki. Prior to inclusion in the study, all volunteers signed an informed consent form.
: Not applicable.
: The authors declare that they have no competing interests.
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