Freitas, Flávia C. P.
Pires, Camilla V.
Claudianos, Charles
Cristino, Alexandre S.
Simões, Zilá L. P.
Article History
Received: 29 September 2016
Accepted: 12 December 2016
First Online: 18 January 2017
Competing interests
: The authors declare no competing financial interests.