Ayudhia Mayadhiarni, Rini Istisakinah, Kati Sriwiyati. RISK FACTORS ASSOCIATED WITH LENGTH OF STAY IN PATIENTS WITH HEART FAILURE WITH REDUCED EJECTION FRACTION AT WALED REGIONAL HOSPITAL. MORFAI [Internet]. 2026 Aug. 11 [cited 2026 Aug. 12];6(5):7848-60. Available from: https://radjapublika.com/index.php/MORFAI/article/view/6286