1. Merkel cell carcinoma;Swann;Semin Oncol.,2007
2. Merkel cell carcinoma: critical review with guidelines for multidisciplinary management;Bichakjian;Cancer,2007
3. Merkel cell carcinoma and HIV infection;Engels;Lancet,2002
4. Cutaneous neoplasms in renal transplant recipients;Rubel;Eur J Dermatol.,2002
5. Merkel cell carcinoma in immunosuppressed patients;Ma;Cancers (Basel).,2014