Doberauer, C, and S Öhl. “Advanced Mycosis Fungoides: Chemotherapy With Etoposide, Methotrexate, Bleomycin, and Prednimustine”. Acta Dermato-Venereologica, vol. 69, no. 6, Nov. 1989, pp. 538-40, doi:10.2340/0001555569538540.