1. VA Office of Rural Health (ORH), Veterans Rural Health Resource Center—Iowa City, Iowa City VA Health Care System, Iowa City, IA, USA
2. Department of Behavioral Sciences and Social Medicine, College of Medicine, Florida State University, Tallahassee, FL, USA
3. Florida Blue Center for Rural Health Research and Policy, College of Medicine, Florida State University, Tallahassee, FL, USA
4. Center for Access Delivery Research and Evaluation (CADRE), VA Iowa City Healthcare System, Iowa City, IA, USA
5. Department of Internal Medicine, The University of Iowa, Iowa City, IA, USA
6. Department of Psychology, East Carolina University, Greenville, NC, USA
7. Department of Otolaryngology—Head and Neck Surgery, Carver College of Medicine, The University of Iowa, Iowa City, IA, USA