1. School of Dentistry; Universidade Braz Cubas; Mogi das Cruzes Brazil
2. Department of Biosciences and Oral Diagnosis; Institute of Science and Technology; São Paulo State University (UNESP); São José dos Campos São Paulo Brazil
3. AC Camargo Cancer Center; International Research Center; São Paulo São Paulo Brazil
4. Medical School; Outpatient Program for the Treatment of Smoking; Heart Institute São Paulo; University Hospital; University of São Paulo; São Paulo Brazil