Palangi', Sandy Christie Dellumaya (2023) PENGUKURAN NILAI FREE WALL LONGITUDINAL STRAIN VENTRIKEL KANAN PADA GAGAL JANTUNG FRAKSI EJEKSI MENURUNDI RSUP WAHIDIN SUDIROHUSODO = RIGHT VENTRICULAR FREE WALL LONGITUDINAL STRAIN MEASUREMENT IN HEART FAILURE REDUCED EJECTION FRACTION AT WAHIDIN SUDIROHUSODO HOSPITAL. Thesis thesis, Universitas Hasanuddin.