Letter by Dai et al Regarding Article, "Tadalafil for Treatment of Combined Postcapillary and Precapillary Pulmonary Hypertension in Patients With Heart Failure and Preserved Ejection Fraction"
Circulation. 2025 Mar 11;151(10):e686.
doi: 10.1161/CIRCULATIONAHA.124.072519.
Epub 2025 Mar 10.