Rana, Chanchal, Divya Goel, Akanksha Singh, Suresh Babu, and Vishwajeet Singh. “Osteoclastic Giant Cell Variant of Urothelial Carcinoma in a COVID- Positive Patient: A Rare Variant in an Unusual Circumstances”. Archives of Case Reports 5, no. 1 (April 13, 2021): 009–011. Accessed April 29, 2025. https://www.clinmedcasereportsjournal.com/acr/article/view/acr-aid1047.