2 Fig. 18 Cs Mean Dose Equivalent for Various Mid-1957 Age Groups for the Interval 1957 to 1980 at Rongelap Atoll 137 (I6-19a) 345 lO 20 MEAN AGE OF GROUP DURING I957, years eA RULTS al- 90a) <—-ADULTS (5!- 60a) ADULTS (31-40a) ._(20-30a) ADULTS <—-YOUNG ADULTS (i1-15a) <_ ADOLESCENTS (5-10a) <— CHILDREN (O-4a) <— INFANTS MEAN DOSE ~— ae we e © pp_-OD Tf | EQUIVALENT, rem FEMALES MALES