1. VA Rehabilitation Research & Development Service, National Center for Rehabilitative Auditory Research, VA Portland Health Care System (P5-NCRAR), Portland, Oregon
2. Department of Medical Informatics and Clinical Epidemiology, Oregon Health and Science University, Oregon Health and Science University, Portland, Oregon
3. Department of Defense, Hearing Center of Excellence, San Antonio, Texas
4. VA Health Services Research & Development Service Center of Innovation, Center to Improve Veteran Involvement in Care, VA Portland Health Care System (R&D 66), Portland, Oregon
5. Oregon Health and Science University – Portland State University School of Public Health, Oregon Health and Science University, Portland, Oregon
6. Department of Otolaryngology – Head and Neck Surgery, School of Medicine, Oregon Health & Science University, Portland, Oregon