Lopes, T S
Luiz, R R
Hoffman, D J
Ferriolli, E
Pfrimer, K
Moura, A S
Sichieri, R
Pereira, R A
Article History
Received: 11 August 2015
Revised: 22 December 2015
Accepted: 16 April 2016
First Online: 8 June 2016
Competing interests
: The authors declare no conflict of interest.