| Authors: |
Patel AA; Department of Medicine and Vatche & Tamar Manoukian, Division of Digestive Diseases, David Geffen School of Medicine, University of California, Los Angeles, CA, USA. ArpanPatel@mednet.ucla.edu.; Department of Gastroenterology, West Los Angeles Veterans Affairs, Los Angeles, CA, USA. ArpanPatel@mednet.ucla.edu., Walling AM; Division of General Internal Medicine and Health Services Research, University of California, Los Angeles, USA.; VA Greater Los Angeles Health System, Los Angeles, CA, USA., Sudore RL; Division of Geriatrics, Department of Medicine, University of California, San Francisco, USA.; San Francisco Veterans Affairs Health Care System, San Francisco, USA., Tseng CH; Division of General Internal Medicine and Health Services Research, University of California, Los Angeles, USA., Hays RD; Division of General Internal Medicine and Health Services Research, University of California, Los Angeles, USA.; RAND Corporation, Santa Monica, USA., Rahimi M; Division of General Internal Medicine & Primary Care, Department of Medicine, University of California, Irvine, USA., Gibbs L; Division of Geriatric Medicine and Gerontology, Department of Family Medicine, University of California, Irvine, USA., Wenger NS; Division of General Internal Medicine and Health Services Research, University of California, Los Angeles, USA. |
