Pulmonary Arterial Hypertension

• University of South Alabama Medical Center — Mobile, Alabama, United States
• Advanced Lung Disease Institute — Phoenix, Arizona, United States
• Arizona Pulmonary Specialist, Ltd — Phoenix, Arizona, United States
• University of Arizona Clinical and Translational Science (CATS) Research Center — Tucson, Arizona, United States

• Virginia Commonwealth University — Richmond, Virginia, United States

• Cardiovascular Associates of the Southeast, LLC — Birmingham, Alabama, United States
• University of Alabama at Birmingham — Birmingham, Alabama, United States
• Pulmonary Associates, PA — Phoenix, Arizona, United States
• Mayo Clinic Arizona — Phoenix, Arizona, United States

• Gazi University — Ankara, Turkey (Türkiye)

• Soonchunhyang University Bucheon Hospital — Bucheon-si, South Korea
• Gachon University Gil Hospital — Incheon, South Korea
• Seoul National University Bundang Hospital — Seongnam, South Korea
• Catholic University Seoul Saint Mary's Hospital — Seoul, South Korea

Not specified

• Investigational Site 441 — San Antonio, Texas, United States

• University Clinic Giessen and Marburg — Giessen, Hesse, Germany
• Kerckhoff-Klinik — Bad Nauheim, Germany

Not specified

• Graz, Styria, Austria
• München, Bavaria, Germany
• Würzburg, Bavaria, Germany
• Giessen, Hesse, Germany