“High Grade Infiltrative Urothelial Carcinoma- Sarcomatoid Variant, A Rare Entity: Case Report And Review of Literature”. Global Journal of Medical Research 14, no. C7 (December 24, 2014): 7–11. Accessed August 13, 2026. https://medicalresearchjournal.org/index.php/GJMR/article/view/762.