Schneider, Rafael de Oliveira
Diehl, Camila
dos Santos, Francine Melise
Piffer, Alícia Corbellini
Garcia, Ane Wichine Acosta
Kulmann, Marcos Iuri Roos
Schrank, Augusto
Kmetzsch, Lívia
Vainstein, Marilene Henning
Staats, Charley C.
Article History
Received: 6 January 2015
Accepted: 30 March 2015
First Online: 7 May 2015
Competing interests
: The authors declare no competing financial interests.