Kaiser Permanente Northwest, Portland, Oregon, United States
Kaiser Permanente Washington, Seattle, Washington, United States
Global Clinical Trials, Irvine, California, United States
Eastern Research, Hialeah, Florida, United States
Georgia Institute for Clinical Research, Marietta, Georgia, United States
Optum, Boston, Massachusetts, United States
Kaiser Permanente Northwest, Portland, Oregon, United States
Vanderbilt University, Nashville, Tennessee, United States
Evidera, Bethesda, Maryland, United States