Testing the Effect of Adding Chronic Oral Azithromycin to Inhaled Tobramycin in People With Cystic Fibrosis (CF)

Beth Israel Medical Center, New York

Children's Hospital of New York, New York

University of Rochester Medical Center Strong Memorial, Rochester

Children's Hospital of Pittsburgh of UPMC, Pittsburgh

Hershey Medical Center Pennsylvania State University, Hershey

St. Christopher's Hospital for Children, Philadelphia

Johns Hopkins University, Baltimore

University of North Carolina at Chapel Hill, Chapel Hill

Nemours Children's Clinic - Pensacola, Pensacola

University of Florida, Gainesville

The Nemours Children's Clinic - Orlando, Orlando

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

Cincinnati Children's Hospital Medical Center, Cincinnati

Dayton Children's Hospital, Dayton

Riley Hospital for Children, Indianapolis

University of Michigan Health System, Ann Arbor

Helen DeVos Children's Hospital, Grand Rapids

Children's Hospital of Wisconsin, Milwaukee

The Minnesota Cystic Fibrosis Center, Minneapolis

Northwestern University, Chicago

Saint Francis Medical Center, Peoria

Cardinal Glennon Children's Medical Center, St Louis

St. Louis Children's Hospital, St Louis

Children's Mercy Kansas City, Kansas City

Cook Children's Medical Center, Fort Worth

National Jewish Health, Denver

Saint Luke's Cystic Fibrosis Center of Idaho, Boise

Intermountain Cystic Fibrosis Center, Salt Lake City

Children's Hospital of Los Angeles, Los Angeles

Rady Children's Hospital and Health Center at the University of California San Diego, San Diego

Stanford University Medical Center, Palo Alto

Oregon Health Sciences University, Portland

Seattle Children's Hospital, Seattle

University of Washington Medical Center, Seattle

Yale University School of Medicine, New Haven

Maine Medical Partners Pediatric Specialty Care, Portland

Boston Children's Hospital, Boston

University of Massachusetts Memorial Health Care, Worcester

Monmouth Medical Center, Long Branch