1. Department of Biomedical Informatics, University of California, San Diego, San Diego, CA, USA
2. Health Services Research & Development, VA San Diego Healthcare System, San Diego, CA, USA
3. Department of Informatics, University of California, Irvine, Irvine, CA, USA
4. Department of Internal Medicine, VA San Diego Health Care System, San Diego, CA, USA
5. Department of Medicine, University of California, San Diego, San Diego, CA, USA
6. Department of Family Medicine and Public Health, University of California, San Diego, San Diego, CA, USA
7. Department of Communication, Texas A&M University, College Station, TX, USA
8. School of Public Health Department of Health Management and Policy, School of Information, University of Michigan, Ann Arbor, MI, USA
9. West Health Institute, La Jolla, CA, USA