a vy BNL 19552 . co . As 1 ah Submitted to: Brookhaven National Laboratory Report Medical survey of the people of Rongelap on and Utirik Islands twenty years after N exposure to fallout radiation (March 1974) AMINO ACID SUBSTITUTION FREQUENCY IN HUMAN HEMOGLOBIN* R. A. Popp’, G. P. Hirsch®, E. G. Bailiff and R. A. Conard? BEST COPY AVAILABLE Research supported by the U. S. Atomic Energy Commission under contract with Union Carbide Corporation and by Aging Research Training Grant (PHS Grant No. HO 00296 from NICHD). Biology Division, Oak Ridge National Laboratory, Oak Ridge, Tennessee. Brookhaven National Laboratory, Upton, New York. BOL foostd _ AEPOSITORY =< The Medical Research Center r 6hol Ya COLLECTION +> BOX No. y e lapone National Laboratsr | ( ONSCWO Deph. Hi FELDER — kD -) —_— Upton, ? L. I., ? New Yorrk