
Keywords: آزمون پیاده روی 6 دقیقه ای; ERA; endothelin receptor antagonist; IPAH; idiopathic pulmonary arterial hypertension; PAH; pulmonary arterial hypertension; PDE; phosphodiesterase; SC; subcutaneous; 6MWT; 6-minute walk test; Subcutaneous prostanoid; Pediatric treatment; Pulmonary hypert