University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, United States
University Hospitals Cleveland Medical Center, Cleveland, Ohio, United States
Cleveland Clinic, Cleveland, Ohio, United States
Wellstar Medical Group - Pulmonary Medicine, Marietta, Georgia, United States
Johns Hopkins University Pulmonary and Critical Care Medicine, Baltimore, Maryland, United States
Penn Medicine University City, Philadelphia, Pennsylvania, United States
Emory University Hospital, Atlanta, Georgia, United States
CLC Pulmonary Hypertension Clinic Division of Pulmonary, Allergy and Critical Care Medicine UPMC, Pittsburgh, Pennsylvania, United States
Banner University Medical Center Phoenix Advanced Lung Disease, Phoenix, Arizona, United States
PPD International, Austin, Texas, United States
David Geffen School of Medicine at UCLA, Los Angeles, California, United States
St Vincent's Hospital, Fitzroy, Victoria, Australia
Multiprofile Hospital for Active Treatment "National Heart Hospital" EAD, Clinic of Cardiology, Sofia, Bulgaria
UT Southwestern, Dallas, Texas, United States
Boston University Medical Center, Boston, Massachusetts, United States
University of Cincinnati, Cincinnati, Ohio, United States
The Children's Hospital of Philadelphia, Philadelphia, Pennsylvania, United States
University of California San Francisco, San Francisco, California, United States
Children's Hospital of Wisconsin, Milwaukee, Wisconsin, United States
Stanford Children's Hospital, Palo Alto, California, United States
Johns Hopkins Hospital, Baltimore, Maryland, United States
Arkansas Children's Hospital, Little Rock, Arkansas, United States
PPD Development, Austin, Texas, United States
University of Rochester Medical Center, Rochester, New York, United States