Beginning on day 29 of the last course of induction chemotherapy, patients undergo radiotherapy 5 days a week for 5.5 weeks. Patients also receive fluorouracil IV continuously over 24 hours on days 1-5, 8-12, 15-19, 22-26, and 29-33, and paclitaxel IV over 3 hours on days 1, 8, 15, 22, and 29.