In order to participate, patients must have not received previous chemotherapy, pelvic radiotherapy, or surgery for their rectal cancer
In order to participate, patients must have not received previous chemotherapy, pelvic radiotherapy, or surgery for their rectal cancer Specific inclusion and exclusion criteria are provided in Table 1. Biopsy confirmation of the primary rectal tumor by pathology must be performed at the participating institution before initiation of therapy. Patients who choose to participate will