Exploring Vision Transformers and Explainable AI for Enhanced Artefact Classification in Esophageal Endoscopic Images. - Preeti Bissoonauth-Daiboo; Muhammad Muzzammil Auzine; Muhammad I. Khan; Fatima Alshannaq; Tanzila Saba; Xiaohong W. Gao; Maleika Heenaye-Mamode Khan (IEEE Access, 2025)