OUTLINE: All patients will receive G-CSF priming therapy for 5 consecutive days. Patients will then be randomized into two treatment arms: Arm 1 consists of autologous PBPC collection Arm 2 consists of autologous bone marrow collection Within 2 weeks after progenitor cell collection, all patients will receive high dose CTCb therapy by continuous infusion for 5 days, followed by autologous hematopoietic progenitor cell infusion at least three days later. G-CSF will also be given after infusion until ANC count is over 5,000 or over 1,000 for 3 consecutive days.