1. Department of Oral and Maxillofacial Surgery; Faculty of Odontology; University of São Paulo; São Paulo Brazil
2. Division of Periodontics; Department of Stomatology; Faculty of Odontology; University of São Paulo; São Paulo Brazil
3. Department of Periodontology and Implantology; Faculty of Odontology; University of Santo Amaro; São Paulo Brazil
4. Department of Prosthodontics; Faculty of Odontology; Malmö University; Malmö Sweden