the present study was undertaken to assess the efficacy of single agent chemotherapy with alpha a-interferon or alpha 2-interferon for metastatic renal cell carcinoma . alpha a and alpha 2-interferon were administered i.m . at a primary dose of 3 x 10 ( 6 ) units/day to 13 patients .
C0002199
alpha
C0021734
alpha 2-interferon