AHA Science Advisory | Elucidating the clinical implications and pathophysiology of pulmonary hypertension in heart failure with preserved ejection fraction: a call to action. 13 Jul, 2022 | 11:40h | UTC Elucidating the Clinical Implications and Pathophysiology of Pulmonary Hypertension in Heart Failure With Preserved Ejection Fraction: A Call to Action: A Science Advisory From the American Heart Association – Circulation