Radiology Reading Center - Iowa City, IA
University of Iowa - Iowa City, IA
University of Illinois Chicago - Chicago, IL
University of Alabama at Birmingham - Birmingham, AL
Sputum Reading Center - Chapel Hill, NC
University of California, San Francisco - San Francisco, CA
PFT Reading Center - Los Angeles, CA
National Heart, Lung, and Blood Institute (NHLBI) - Bethesda, MD
National Jewish Health - Denver, CO
MRI Reading Center - Baltimore, MD
Mayo Clinic - Scottsdale, AZ
Johns Hopkins University - Baltimore, MD
Foundation for the National Institutes of Health (FNIH) - Bethesda, MD
Echo Reading Center - Chicago, IL
Collaborative Studies Coordinating Center - Chapel Hill, NC
Weill Cornell Medical Center - New York City, NY
COPD Foundation - Miami, FL
Temple University - Philadelphia, PA
University of California, Los Angeles - Los Angeles, CA
University of Michigan - Ann Arbor, MI
University of Utah - Salt Lake City, UT
Wake Forest Baptist Health - Winston-Salem, NC
Columbia University Medical Center - New York City, NY
UMass Chan - Worcester, MA