NR4A1 and exstrophy-epispadias complex: The association with selected clinicopathological parameters indicates decreased miR-497-5p expression in more aggressive high-grade EC subtypes such as EEC G3, SEC, CCC, and CaSa, as well as in cases of EC in advanced FIGO stages and in patients with metastatic propagation and hormone-receptor-negative, p53-positive, and highly Ki-67-expressing tumors.