Almeida, Layene Figueiredo http://orcid.org/0000-0002-9313-7676
Martins, Lidia Parsekian http://orcid.org/0000-0002-7042-9780
Martins, Renato Parsekian
Article History
Received: 8 January 2018
Accepted: 14 June 2018
First Online: 31 July 2018
Compliance with ethical guidelines
:
: L.F. Almeida, R. Parsekian Martins and L. Parsekian Martins declare that they have no competing interests.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.