- Patients must have normal hematologic, renal, and liver function (i.e., absolute neutrophil count >= 1500/mm^3, platelets >= 100,000/mm^3, HgB > 9 d/dl, creatinine =< 1.5mg/dl, total bilirubin =< 1.5mg/dl, transaminases =< 2.5 times the upper limits of the institutional norm)