1. Center for Health Information and Communication, Richard L. Roudebush VA Medical Center, Indianapolis, USA
2. Department of Psychology, Indiana University-Purdue University - Indianapolis, Indianapolis, USA
3. Health Services Research, Regenstrief Institute, Inc., Indianapolis, USA
4. Department of Biostatistics, Indiana University-Purdue University - Indianapolis, Indianapolis, USA
5. Informatics, Decision-Enhancement and Analytic Sciences Center, Health Services Research and Development, VA Salt Lake City Health Care System, Salt Lake City, USA
6. Department of Population Health Sciences, University of Utah School of Medicine, Salt Lake City, USA
7. Department of Communication Sciences and Disorders, University of Utah School of Medicine, Salt Lake City, USA
8. Department of Epidemiology, Indiana University Richard M. Fairbanks School of Public Health, Indianapolis, USA
9. Center for Biomedical Informatics, Regenstrief Institute, Indianapolis, USA