The PROMISE Pediatric Study 6 to 11 Years Old

John Hopkins University, Baltimore

Virginia Commonwealth University, Richmond

University of North Carolina at Chapel Hill, Chapel Hill

University of Alabama at Birmingham, Birmingham

Rainbow Babies and Children's Hospital/University Hospitals Cleveland Medical Center, Cleveland

Cincinnati Children's Hospital Medical Center, Cincinnati

Riley Hospital for Children, Indianapolis

University of Iowa, Iowa City

Children's Hospital of Wisconsin, Milwaukee

University of Wisconsin, Madison

The Minnesota Cystic Fibrosis Center, Minneapolis

Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago

Washington University School of Medicine, St Louis

Children's Mercy Kansas City, Kansas City

Baylor College of Medicine, Houston

Children's Hospital Colorado, Aurora

Stanford University Medical Center, Palo Alto

Oregon Health Sciences University, Portland

Seattle Children's Hospital, Seattle

Boston Children's Hospital, Brigham & Women's Hospital, Boston