MALES 0-10 { T T T T T TT + 18 UNEXPOSED °-—~ n=i9 T FEMALES 0-10 Tr T EXPOSED 4--¢ n=O T pore 7 T 4 / _ 7 5 = uJ - 4 a oF -| |1 6 H 2 - 4- ioe 20 - Lt 4 at 4 6 T y T T T T T I8'- UNEXPOSED -—» n=9 EXPOSED *--¢ ne6 T T T —_J }— T 4 4 3 - lob 4 - al — a 8b 4 6b - = + 4uL 4 be 18 20 T T T T F T TTF T T T T T T T TT lJ ~l 4 uw ' 4 2 4 [ i 1 tek ia 20 18 20 MALES 5-10 I IB UNEXPOSED >—nz!0 r «EXPOSED 4-4 ns4 I6- nT FEMALES 5-10 POF 4 4 4 2 ize 4 1 a | & gr Ww 4 yer iy j— a oF W [ 4° = a <x BE 4 & 8 TTT ial — oF TTT '8'- UNEXPOSED e—o n=7 EXPOSED 4 ~n=3 16} 4 4 14h a 16 bo . 4 & [2b <I !4 eek 4 ~ “ mB l2 AGE I8- UNEXPOSED »-— n=16 EXPOSED °- -° n=6 m _ l4= 10 st FEMALES 0-5 T e ly Poe 8 MALES 0-5 T 4 ; 8b- | - T ~ 14— A T 4 kad 1 T oT 4 <a 4 : oT @ 2b -ig ror — 4 a oT 16 4 - Porat EXPOSED «- -4 n=9 4 a TY 18 UNEXPOSED ¢—» n=23 ~ ra] 1 4 i : 4 6 a °r 4 4a4r 4 4h _ 4 aL 2r J 2 1 { 4 L 6 L i 8 l ~ Fig. 2. Soh pp k UU ub ky lL 1 if jf 10 t2 AGE 14 L bt 16 |8 L 20 Skeletal age. 4 l 2 i 1 4 i { 6 l iy 8 1 L 0 2 AGE J L 4 1 Group ages as of March 1, 1954. ~ 30 - i 16 l | 4 I8 20