1. Department of Surgery, Tulane University School of Medicine, New Orleans, Louisiana
2. School of Public Health and Tropical Medicine, Tulane University, New Orleans, Louisiana
3. Division of Thyroid and Parathyroid Surgery, Department of Otolaryngology, Massachusetts Eye and Ear Infirmary, Boston, Massachusetts4Division of Surgical Oncology, Department of Surgery, Massachusetts General Hospital, Harvard Medical School, Boston, Mas
4. Department of Surgery, Tulane University School of Medicine, New Orleans, Louisiana5Department of Otolaryngology, Tulane University School of Medicine. New Orleans, Louisiana