Innovative Attention-Based Explainable Feature-Fusion VGG19 Network for Characterising Myocardial Perfusion Imaging SPECT Polar Maps in Patients with Suspected Coronary Artery Disease. - Apostolopoulos, Ioannis D.; Papathanasiou, Nikolaοs D.; Papandrianos, Nikolaos; Papageorgiou, Elpiniki; Apostolopoulos, Dimitris J. (Applied Sciences (2076-3417), 2023)