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Hypertension, Pulmonary
Epoprostenol
Antihypertensive Agents
Vasodilator Agents
Endothelins Receptors
Sulfonamides
Type II Bone Morphogenetic Protein Receptors
Isoxazoles
Thiophenes
Hemodynamics
Vascular Resistance
Exercise Tolerance
Treatment Outcome
Severity of Illness Index
Prospective Studies
Registries
Double-Blind Method
Infusions, Intravenous
Heart Catheterization
Pulmonary Arteries
Co-Publications
30
29
21
19
18
17
14
13
11
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