-18- past year, Physical examinations revealed the people of both Islands to be generally in good health with the usual number and type of medical abnormalities, malignancies or leukemia were noted, of cancer, Beta burn areas of the skin showed no evidence Slight retardation of exposed children, 12 years of age, was again noted, been noted as yet, No particularly males, exposed below No evidence for "catching up" in this group has Hematological examinations revealed that the peripheral blood elements, particularly platelets of the Rongelap exposed group were again on the average, slightly below levels of the. unexposed comparison population, effect of this has been apparent, No serious Body burdens of the radionuclides cs 19? and sr0 based on urinary excretion determinations, showed no increase since last examined,