Table 45——-Sr°" IN INFANT BONE ANALYZED AT THE UNIVERSITY OF CHICAGO (Less than 30 days old) Total No. of Weighted weighted Total Sr?” c/e Ca HRCTE No. of individual No. of composite individual samples in mean, Sr /g mean, Sr°o/g Time interval samples samples composite Ca, upc Ca, puc 7 /26/53~-1/25/54 64 4 4, 30, 10, 5 0,152 0.067 9 9, 10, 10, 10, 10, 0.101 Low 0.043 0.4 0.05 0.182 0.115 1/26/54—7 /25/54 High 0.043 0.4 0.060 0.160 4,4,3,4 0.101 7 /26/54—9/4/54 1 10 0.060 0.160 0.160 0.160 0.160 0.160 0.160 0.160 Table 46— Sr*"’ IN MISCELLANEOUS INFANT BONE ANALYZED AT THE UNIVERSITY OF CHICAGO No. of Time interval No. of No. of Weighted individual mean, individual composite samples in Sr"/g Ca, samples samples composite Buc Range, 57, Ca Low e 7B High New England 9/15/53-—9/28/53 3/8/55 —-4/8/55 1 4 2 0.31 + 0.02 0.40 0.35 0.45 0.221 0.19 0.252 0.161 0.078 0.38 0.149 0.082 0.30 0.043 0.04 0.05 0.449 0.049 1.2 0.694 0.2 2.16 Utah 3/8/54-4/4/54 2 California 10/30 /54— 11/18 /54 4 Japan 3/5/54—B8/T /54 6 India 12/24/53-— 1/3/54 3 Chile 7/20/55 —-8/18/55 11 Lima, Peru Tf4/55—-9/10/55 9 99 BROS