Published on in Vol 14, No 4 (2012): Jul-Aug
1 School of Medicine, University of California San Francisco, San Francisco, CA, United States
2 Open mHealth, San Francisco, CA, United States
3 Department of Computer Science, University of California Los Angeles, Los Angeles, CA, United States
4 National Center for Post-Traumatic Stress Disorder, VA Palo Alto Healthcare System, Menlo Park, CA, United States
5 Division of General Medicine and Center for Healthcare Policy and Research, University of California Davis, Sacramento, CA, United States
6 Division of General Internal Medicine, Department of Medicine, University of California San Francisco, San Francisco, CA, United States