Fig. 1From: The effect of oral sildenafil therapy on health-related quality of life in adults with pulmonary arterial hypertension related to uncorrected secundum atrial septal defect: a quasi experimental studyComparison of health status based on five-dimensional EQ-5D in adult patients with PAH due to uncorrected secundum ASD at the time before and after sildenafil therapy 3 × 20 mg for 12 weeksBack to article page