ECOG status <3 ECOG status <3 ECOG status 3 or 4 ECOG functional status 0-2 Acceptable ECOG status 0, 1, or 2; MF PATIENTS: Patients must have an ECOG status 0-2 ECOG status ?1. ECOG status of 0 or 1. ECOG status of >= 2 ECOG status of ? 2 ECOG performed status of 0 or 1 ECOG status > 3