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Diagnosis of PAH (patient record data). Responses to the study question “Was right heart catheterization used to diagnose this PAH patient?” aData for Argentina and Japan were not split according to PH center setting because of the small base. Combined data within each chart may not total 100% because of rounding of individual numbers. PAH: pulmonary arterial hypertension; PH: pulmonary hypertension; US: United States.
