1. Cochlear Center for Hearing and Public Health, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD
2. Department of Otolaryngology–Head and Neck Surgery, Taipei Veterans General Hospital, Taiwan
3. Johns Hopkins School of Nursing, Baltimore, MD
4. Wilmer Eye Institute, Johns Hopkins School of Medicine, Baltimore, MD
5. Department of Epidemiology, Johns Hopkins Bloomberg School of Public Health, Baltimore, MD
6. Center on Aging and Health, Johns Hopkins University, Baltimore, MD
7. Department of Otolaryngology–Head and Neck Surgery, Johns Hopkins School of Medicine, Baltimore, MD