Affiliation: | 1. Fixed prosthodontics, Faculty of dentistry, Ain Shams University, Cairo, Egypt;2. Forensic medicine and clinical toxicology, Faculty of medicine- Alexandria University, Alexandria, Egypt;3. Department of Biomedical Informatics, University of Colorado School of Medicine, Aurora, Colorado, USA;4. Department of Anthropology, University of Illinois, at Urbana – Champaign, Urbana, Illinois, USA |