AIF, CK5/6, and CK20 in Bladder Urothelial Carcinoma: A Cross-Sectional Immunohistochemical Study of Grade and Stage Associations. - Babal, Pavel; Harsanyi, Stefan; Kern, Sebastian; Kuracinova, Kristina Mikus; Krivosikova, Lucia; Trebaticky, Branislav; Ziaran, Stanislav; Janegova, Andrea; Janega, Pavol (Journal of Clinical Medicine, 2026)