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2022 Jan
Ann Palliat Med
11
1
The prognosis of patients with untreated pulmonary arterial hypertension (PAH) has historically been poor. Previous studies have recommended that sildenafil was beneficial, but the dose varies greatly. In this study, we aimed to evaluate the safety and effectiveness of sildenafil [dose: 20 mg/three times a day (TID)] for adult Asian PAH patients.