1. Department of Speech, Language, and Hearing Sciences, The University of Arizona, Tucson, Arizona
2. Department of Community-Public Health, Johns Hopkins University School of Nursing, Baltimore, Maryland
3. Department of Health, Behavior, and Society, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland
4. Cochlear Center for Hearing and Public Health, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland
5. Department of Geriatric Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland
6. Department of Epidemiology, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Maryland
7. Department of Otolaryngology-Head and Neck Surgery, Johns Hopkins University School of Medicine, Baltimore, Maryland
8. Department of Otolaryngology – Head and Neck Surgery, Johns Hopkins University School of Medicine, Baltimore, Maryland