Pestana, Ezequias Rodrigues
Mostarda, Cristiano Teixeira
Silva-Filho, Antonio Carlos
Salvador, Emanuel Péricles
de Carvalho, Wellington Roberto Gomes
Article History
Received: 30 September 2017
Accepted: 4 January 2018
First Online: 31 January 2018
Compliance with ethical standards
:
: All authors declare no conflict of interest regarding this manuscript.
: All methods used in this study were approved by the institutional ethics committee and followed the recommendations of the Helsinki Declaration. Ethics Research committee from Federal University of Maranhão approved the present study (number: 681.102/2014).
: Informed consent was obtained from all individual participants included in the study.