1. Department of Otolaryngology–Head and Neck Surgery Harvard Medical School Boston Massachusetts USA
2. Department of Otolaryngology–Head and Neck Surgery Massachusetts Eye and Ear Boston Massachusetts USA
3. Center for Surgery and Public Health, Department of Surgery Brigham and Women's Hospital Boston Massachusetts USA
4. Division of Otolaryngology–Head and Neck Surgery Brigham and Women's Hospital and Dana Farber Cancer Institute Boston Massachusetts USA
5. Center for the Environment and Health Massachusetts General Hospital Boston Massachusetts USA
6. Department of Emergency Medicine Massachusetts General Hospital Boston Massachusetts USA