Comparison of Adjuvant Chemotherapy Regimens in Treating Patients With Stage II or Stage III Rectal Cancer Who Are Receiving Radiation Therapy and Fluorouracil Before or After Surgery [clinicaltrials:NCT00068692]

Comparison of Adjuvant Chemotherapy Regimens in Treating Patients With Stage II or Stage III Rectal Cancer Who Are Receiving Radiation Therapy and Fluorouracil Before or After Surgery [clinicaltrials:NCT00068692]