de Souza Vieira, Elzo Everton
Bispo, Jeyse Aliana Martins
Silveira, Landulfo Jr
Fernandes, Adriana Barrinha
Article History
Received: 18 March 2016
Accepted: 13 July 2017
First Online: 27 July 2017
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The project has been supported in part by a public funding agency (São Paulo Research Foundation—FAPESP), Process FAPESP no. 2009/01788-5, that allowed to purchase the Raman spectrometer.
: This study was approved by Research Ethics Committee from UNICASTELO (protocols nos. 64116 and 8926).
: All volunteers agreed and signed an informed consent form to participate this study.