ed ope? e de wi Aa(t) 0.00186CPS (4 an days) Poe © 0003 to 0.409 Yel will be used here. This is felt to be a conservative ostimie. Here p is the product of Hamiltonts “oral absorpidon"™ and “eccuntlation dn prineinpal organ.” Biological half life > 200 days. Thus the value 4, = 9662 © 30h? x 10° will be used here. Shot 9: The concentration in the bone is given by equation (6) modified for the case A, © X and with k, «0. In this case, Hy + 196 Tae = 106 04} = 93. t e Let t, © 0 and t © 27d. 1gn (97003227) _~(04023110.00347)(27) #112 §0.70-1.639) « G20 on 19 dune This is still. building up én this date. Shot 23 t = 27 days a= 69 x 5 130h(669) = up The uptake of Sr for theShot 2 case has been estimated from the Shot 9 ease asmuning the values of © q ani theAtfsa to be the same as for Shot 9. Sinee the ingestion of the figaion produets probebly did not last longer thhn 30 days, the times have been kept at 27 days as well. Thus the Shot 9 yesults need only be multiplied by Ro ~1,- 2) “ e a LOS ARCHIVES