[1] Univ Hosp Leuven, Dept Oral & Maxillofacial Surg, Campus Sint Rafael,Kapucijnenvoer 33, B-3000 Leuven, Belgium
[2] Katholieke Univ Leuven, Fac Med, Dept Imaging & Pathol, OMFS IMPATH Res Grp, Herestr 49, B-3000 Leuven, Belgium
[3] Univ Hosp Leuven, Dept Oral & Maxillofacial Surg, Herestr 49, B-3000 Leuven, Belgium
[4] Univ Hosp Leuven, Head Dept Oral & Maxillofacial Surg, Herestr 49, B-3000 Leuven, Belgium