1. Oral and Maxillofacial Surgery; University of São Paulo; São Paulo; Brazil
2. Faculty of Dentistry of Piracicaba; University of Campinas - UNICAMP; São Paulo; Brazil
3. Faculty of Dentistry of Aracatuba; University of the State of São Paulo; São Paulo; Brazil
4. Ariminum Odontologica; Oral Surgery Division; Rimini; Italy
5. Oral and Maxillofacial Surgery and Periodontics; University of Sao Paulo; São Paulo; Brazil