Clinical utility of external immunoscintigraphy with the IMMU-4 technetium-99m Fab' antibody fragment in patients undergoing surgery for carcinoma of the colon and rectum: results of a pivotal, phase III trial. - Moffat,F.L.; Pinsky,C.M.; Hammershaimb,L.; Petrelli,N.J.; Patt,Y.Z.; Whaley,F.S.; Goldenberg,D.M. (The Immunomedics Study Group. J Clin Oncol, 1996)