Affiliation: | 1. Division of Urology, Department of Surgery, McGill University, Montreal, Quebec, Canada;2. Department of Urology, Suez Canal University, Ismailia, Egypt;3. Division of Surgical Oncology, Department of Surgery, McGill University, Montreal, Quebec, Canada;4. Department of Otolaryngology/Head and Neck Surgery, McGill University, Montreal, Quebec, Canada;5. Research Institute of the McGill University Health Centre, Montreal, Quebec, Canada |