1. School of Dental Medicine, University at Buffalo, Buffalo, New York
2. The Harvard School of Public Health, Boston, Massachusetts
3. The Center for Applied Clinical Investigation, Department of Oral and Maxillofacial Surgery, Massachusetts General Hospital, Boston, Massachusetts
4. School of Medicine and Biomedical Sciences, University at Buffalo, Buffalo, New York
5. Department of Oral and Maxillofacial Surgery, University at Buffalo, Buffalo, New York
6. Center for Reconstructive Urethral Surgery, Arezzo, Italy
7. Department of Surgery, Division of Urology, Brown Medical School, Providence, Rhode Island