E. Zabrocka, E. Sierko, and M. Z. Wojtukiewicz, “A case of renal cell carcinoma metastases to the neck after long-term latency in the setting of chronic lymphocytic leukemia progression”, Eur J Oncol Env Hea, vol. 21, no. 4, pp. 251–253, Feb. 2017, Accessed: Jan. 22, 2025. [Online]. Available: https://mattioli1885journals.com/index.php/EJOEH/article/view/4461