<qa>  What is the usual survival of NHL?Patients with a low-grade, or indolent slow-growing form of non-Hodgkins lymphoma NHL in which the usual survival is between 7-10 years are being asked to take part in this study. Although normally-used combinations of chemotherapy will cause NHL to disappear in 30-40 of patients called complete response or complete remission, almost all will have their disease return. 