1Albrecht Lindemann,Klaus H?ffken,Reinhold E. Schmidt,Volker Diehl,Otto Kloke,Heinold Gamm,J?rg Hayungs,Wolfgang Oster,Markus B?hm,Jonathan E. Kolitz,Chris R. Franks,Friedhelm Herrmann,Roland H. Mertelsmann. A phase-II study of low-dose cyclophosphamide and recombinant human interleukin-2 in metastatic renal cell carcinoma and malignant melanoma[J] 1989,Cancer Immunology Immunotherapy(4):275~281