Silva, A. F.
Farias, P. J. A.
Silva, M. L. C. R.
Araújo Júnior, J. P.
Malossi, C. D.
Ullmann, L. S.
Costa, D. F.
Higino, S. S. S
Azevedo, S. S.
Alves, C. J.
Article History
Received: 26 April 2018
Accepted: 3 July 2018
First Online: 9 July 2018
Compliance with ethical standards
: This research was approved by the Research Ethics Committee (REC) of the Universidade Federal de Campina Grande (UFCG) under number 58/2012.
: The authors declare that they have no conflict of interest.