Segmentation Improvement of Cardiac Regions in MRI using Hybrid Early-Late Fusion U-Net (HELFU-Net). Al-Rafidain Engineering Journal (AREJ), [S. l.], v. 31, n. 2, p. 38–45, 2026. DOI: 10.33899/arej.v31i2.63535. Disponível em: https://rengj.uomosul.edu.iq/index.php/rengj/article/view/63535. Acesso em: 27 jun. 2026.