Institution: | 1 Department of Oral and Maxillofacial Surgery, Faculty of Dentistry, Hacettepe University, Ankara, Turkey 2 Department of Oral and Maxillofacial Surgery, Case Western Reserve University and University Hospitals/Case Medical Center, Cleveland, OH, USA 3 Department of Oral and Maxillofacial Surgery, Case Western Reserve University School of Dental Medicine, Cleveland, OH, USA |