Pramudya A, Fadlan MR, Arifin Y, Rohman MS. The Relationship between Left Ventricular Ejection Fraction (EF) and Depression Status, psychopathological status and coping mechanism in Heart Failure Patients: A Cross-Sectional Study in Malang, Indonesia. jrssem [Internet]. 2025 Dec. 28 [cited 2025 Dec. 28];5(5):9491-50. Available from: https://jrssem.publikasiindonesia.id/index.php/jrssem/article/view/1253