Te eet ree net ce ae Se ee tee , ~» oe FOREWORD A special Subcommittee of the National Academy of Sciences National Research Council Advisory Committee to the Federal Radiation Council met September 19, 1966 to consider the July, 1962 Report on "Pathological Effects of Thyroid Irradiation" and to update it. The conclusions reached at this meeting and by subsequent correspondence are presented in this report and are based on information available through November, 1966, The members of the Subcommittee acted as individuals, not as representatives of their organizations, Shields Warren, Chairman of Subcommittee on Effects of Radiation on the Thyroid Gland Howard L. Andrews Victor P. Bond Leo K. Bustad Cyril L. Comar Louis H. Hempelmann Albert W. Hilberg This report was approved by the Advisory Committee to the Federal Radiation Council at its meeting on 10 December 1966. Cyril L. Comar, Chairman Seymour Abrahamson Howard L. Andrews Victor P. Bond George W. Casarett Louis H. Hempelmann Brian MacMahon Joseph E. Rall William L. Russell Eugene L. Saenger Shields Warren Samuel P. Hicks DOE ARCHIVES