9 : ou . The estimate d 205. dose to bone is maximal because additions of calcium . ; . . 90... _— to the diet could readily reduce Sr uptake, It appears unlikely that, with moderate restrictions on living and eating habits, the dose to the whole body or to bone will reach 2 rads in 5 years, LO rads in 30 years or 16 rads in 70 years. [ot 39b4