A Hybrid U-Net and EfficientNet-B0 Framework for Skin Lesion Segmentation and Classification with Grad-CAM Explainability. Mehran University Research Journal of Engineering and Technology, [S. l.], v. 45, n. 4, p. 204–214, 2026. DOI: 10.22581/0868. Disponível em: https://murjet.muet.edu.pk/index.php/home/article/view/868. Acesso em: 22 oct. 2026.