1863 — BNL 18401 40 LOS2 OFFICIAL FILE COPY COMPARATIVE EVALUATION OF !231 AND 99™Tc FOR THYROID STUDIES “HVL. Atkins, A.N. Ansari, P.R. Bradley-Moore, R. Lambrecht and A. Wolf Medical Department and Chemistry Department Brookhaven National Laboratory Upton, New York 11973 For presentation at the International Symposium on Radiopharmaceuticals, Atlanta, Georgia, February 12-15, 1974 REPOSITORY BUC Kecouss COLLECTION LMS CL LSea nes BOX No. LtucneDeenermiont rearxs FOLDER WA 5001351 The Medical Research Center Brookhaven National Lahoratoryv Upton, L. L, New York