Safety and role of repeated administrations of Indium-111-labeled anti-carcinoembryonic antigen monoclonal antibody ZCE 025 in the postoperative follow-up of colorectal carcinoma patients. - Abdel-Nabi HH; Doerr RJ; Chan HW; Farrell E; Evans NH; Spaulding MB; Schweighardt S; Merchant EB (Journal of nuclear medicine : official publication, Society of Nuclear Medicine, 1992)