Lopes, Osmar Valadao Jr
Tragnago, Gustavo
Gatelli, Cristiano
Costa, Rogério Nascimento
de Freitas Spinelli, Leandro
Saggin, Paulo Renato Fernandes
Kuhn, André
Article History
Received: 20 November 2016
Accepted: 4 April 2017
First Online: 20 April 2017
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: There is no funding source.
: The study was previously evaluated and approved by the Passo Fundo University Ethics Committee (#442.037).
: Informed consent was obtained from all individual participants included in the study.