[1] Osher Center for Integrative Medicine, University of California San Francisco, San Francisco, CA
[2] Department of Family and Community Medicine, University of California San Francisco, San Francisco, CA
[3] Department of Medicine, University of California San Francisco, San Francisco, CA
[4] Department of Psychosocial and Community Health Nursing, University of Washington, Seattle, WA
[5] Department of Social and Behavioral Sciences, Institute for Health and Aging, University of California San Francisco, San Francisco, CA