Text and Data Mining valid from 2020-02-17
Received: 13 August 2019
Accepted: 10 February 2020
First Online: 17 February 2020
Ethics approval and consent to participate
: The study was approved by the Experimental Ethics Committee, School of Dentistry of Ribeirão Preto, University of São Paulo, Ribeirão Preto, Brazil (CAAE 56279916.0.0000.5419). All participants of the study signed a consent form.
: Not applicable
: The authors declare that they have no competing interests.