1. Faculty of Dentistry of Piracicaba, State University of Campinas, Piracicaba, SP, Brazil.
2. Faculty of Pharmacy, Dentistry and Nursing, Federal University of Ceará, Fortaleza, Ce, Brazil.
3. Faculty of Dentistry, Dental Materials and Operative Dentistry Departments, UniVap, São José dos Campos, SP, Brazil.
4. Laboratory of Biomedical Vibrational Spectroscopy, Research and Development Institute, IP&D, UniVap, São José dos Campos, SP, Brazil.