Division of Research, Oakland, California, United States
Kaiser Permanente Southern California, Pasadena, California, United States
Division of Research, Oakland, California, United States
Good Samaritan Medical Center, Lafayette, Colorado, United States
St Joseph's Hospital, Denver, Colorado, United States
Kaiser Permanente Washington Health Research Institute, Seattle, Washington, United States
UC San Diego Health, La Jolla, California, United States
Kaiser Permanente San Diego, San Diego, California, United States
Kaiser Permanente Northern California, South San Francisco, California, United States
Kaiser Permanente Southern California West Los Angeles Medical Center, Los Angeles, California, United States