Gaester, Karen
Fonseca, Luiz A. M.
Luiz, Olinda
Assone, Tatiane
Fontes, Adriele Souza
Costa, Fernando
Duarte, Alberto J. S.
Casseb, Jorge
Article History
Received: 7 April 2014
Accepted: 12 August 2014
First Online: 17 October 2014
Competing interests
: The authors declare no competing financial interests.