Published on in Vol 16, No 11 (2014): November
1 University of Washington, Division of General Internal Medicine, Seattle, WA, United States
2 Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, United States
3 Geisinger Health System, Danville, PA, United States
4 Group Health Research Institute, Group Health Cooperative, Seattle, WA, United States
5 College of Nursing and Health Sciences, University of Massachusetts, Boston, MA, United States