Gavilanes, Freddy Zambrano
Guedes, Carmen LuĂsa Barbosa
Silva, Helder Rodrigues
Nomura, Rafael Guayato
Andrade, Diva Souza
Article History
Received: 14 April 2017
Accepted: 15 November 2017
First Online: 18 November 2017
Compliance with Ethical Standards
:
: The authors declare no competing financial interest.