1. Special Laboratory of Lasers in Dentistry (LELO); Department of Restorative Dentistry; School of Dentistry; University of São Paulo; São Paulo; SP; Brazil
2. Division of Oral Biology; Department of Biomaterials and Oral Biology; School of Dentistry; University of São Paulo; São Paulo; SP; Brazil
3. Department of Psychiatry; University of São Paulo Medical School; São Paulo; SP; Brazil