Tricuspid Regurgitation Improvement in Relation to the Amount of Pulmonary Artery Pressure Reduction - Zoroufian, Arezou; Sahebjam, Mohammad; Eslami, Bahareh; Lotfi-Tokaldani, Masoumeh; Sheikhfathollahi, Mahmood; Kassaian, Seyed Ebrahim (The Research in Heart Yield and Translational Medicine (RHYTHM))