Validation of the Tricuspid Annular Plane Systolic Excursion/Systolic Pulmonary Artery Pressure Ratio for the Assessment of Right Ventricular-Arterial Coupling in Severe Pulmonary HypertensionKhodr Tello, Manuel J. Richter, Antonia Dalmer et al.|Circulation Cardiovascular Imaging|2019Cited by 596