[1] Ctr Univ Christus, Sch Dent, Dept Oral & Maxillofacial Surg, Fortaleza, Ceara, Brazil
[2] Univ Fortaleza, Sch Med, Dept Pathol, Ave Washington Soares 1321, BR-60811905 Fortaleza, Ceara, Brazil
[3] Univ Fed Ceara, Sch Dent, Fortaleza, Ceara, Brazil
[4] Univ Sao Paulo, Bauru Sch Dent, Dept Oral & Maxillofacial Surg, Bauru, Brazil
[5] Univ Fed Ceara, Dept Dent Clin, Discipline Oral & Maxillofacial Surg & Stomatol, Sch Dent, Fortaleza, Ceara, Brazil
[6] Mem Batista Hosp, Dept Oral & Maxillofacial Surg, Fortaleza, Ceara, Brazil