1. Faculty of Medicine, McGill University, Montreal, Canada.
2. Divisions of Medical Biochemistry, and Department of Medicine, Royal Victoria Hospital, McGill University, Montreal, Canada.
3. Divisions of Endocrinology and Metabolism, Department of Medicine, Royal Victoria Hospital, McGill University, Montreal, Canada.
4. Department of Otolaryngology—Head and Neck Surgery, Royal Victoria Hospital, McGill University, Montreal, Canada.
5. Department of Otolaryngology—Head and Neck Surgery, and Jewish General Hospital, McGill University, Montreal, Canada.
6. Department of Nursing, Royal Victoria Hospital, McGill University, Montreal, Canada.
7. Department of Pathology, and Royal Victoria Hospital, McGill University, Montreal, Canada.
8. Department of Pathology, Jewish General Hospital, McGill University, Montreal, Canada.
9. Department of Surgery, Royal Victoria Hospital, McGill University, Montreal, Canada.