=, you think about abroad -< is it any more likely to be eles Tt te sort of herter/ia sense. The bone is s0 sunll anf 14 pas to he essentially clean from rest of fetal mterial -- I wouldsuspert thet they are probably out, anf also if we couldn't get them in this ecuptry, vhere ve get cur best carrelations, ve wouldn't know quite what ve doing. With children you can do a little better, gous I learned to my great pleasure and surgrise that you don't get any bone fraguents out of chiléren's operations, Good surgecus put everything back in ¢ A let 48 coutiram the growth, At the Children's Hospital thers are 3 j beds and there is one amputation per your. There is a reasonable anc % of material that you can get from autopsy, and one could get perhaps fronl@ te § ride per day. If we would estimte this as 10 grease par hone we weuld gob” maybe 29 to 30 grams of bone a day and taking the calcein concentre this is (from coe hospital) -- but that's got --as Boston be pitale go). it ina the largest amount of chiléera, thay deal only in « ven <= that > comes to 2.2 to 3.3 grams of calcin = day, vaich is still arplatively smill maber, In adults it turns out thes you cen do considepably better. You take a figure which I lifted fran a pathologist. tm Bostpa, this is at the Peter Yan Briggam Ryositel, there is one autpsy per year per hospital bed, and this gives you a ressenbls figure thet my con apply to other Rospitale, except that it turns out that more peopla die st the Briggem than thay do other pleces. Over the coutry porhops Rhe figure of 1/2 en autopsy per year per hospital ded vould be quite rqasoneble. How, if you work through the pathologist at autopsy, you can ige’ samples as large ag whole ribs, which may veigh from 50 to 75 grams, pofrau this = pianctrart ~~ £ Tayo C4 eee eo ay ookai * * . } Historian's wee eae at . ‘aba . i Pa) low