1. Andrews PE, Farrow GM, Oesterling JE (1991) Squamous cell carcinoma of the scrotum: long-term followup of 14 patients. J Urol 146: 1299–1304
2. Coggon D, Inskip H, Winter P, Pannett B (1996) Mortality from scrotal cancer in metal machinists in England and Wales, 1979–80 and 1982–90. Occup Med (Lond) 46: 69–70
3. de Vries E, van der Rhee H, Coebergh JW (2006) Trends, causes, approach and consequences related to the skin-cancer epidemic in the Netherlands and Europe. Ned Tijdschr Geneeskd 150: 1108–1115
4. Doll R, Vessey MP, Beasley RWR, Buckley AR, Fear EC, Gammon EJ, Gunn W, Hughes GO, Lee K, Norman-Smith B (1972) Mortality of gasworkers: final report of a prospective study. Br J Ind Med 29: 394–406
5. Fritz A, Percy C, Jack A, Shanmugaratnam K, Sobin L, Parkin DM, Whelan S (2000) International Classification of Diseases for Oncology. World Health Organization: Geneva