Group Health Research Institute, Seattle, Washington, United States
Kaiser Permanente, Downey, California, United States
Kaiser Hayward, Hayward, California, United States
Kaiser Anaheim, Anaheim, California, United States
Kaiser Panorama City, Panorama City, California, United States
Kaiser Permanente Center for Health Research, Portland, Oregon, United States
Kaiser Permanente Center for Health Research, Portland, Oregon, United States
Kaiser Permanente Center for Health Research, Portland, Oregon, United States
Denver VA Medical Center, Denver, Colorado, United States
Denver Health Medical Center, Denver, Colorado, United States
Kaiser Permanente Colorado, Metro Denver area, Colorado, United States
Kaiser Permanente - Division of Research, Oakland, California, United States