Bhavsar-Bhakta P, Hamza M, Mehravaran S, Krishnan B, He Q, Tyring S, Rady P, Rivero G, Cohen DN, Sosa IR. The contribution of human papilloma virus infection to cutaneous squamous cell carcinoma in patients with chronic lymphocytic leukemia. EJHaem. 2021 May; 2(2):228-235.