“. ., -4- to be the order of 10-15 days for 1-100 . z-ye~-~1~ children &nd,inCreaSeSto @’S by a~e 20. adult life. Th+eh~&J two facto?% tend to offset each other h. dose calculat.icns.Doses to children are SeneralYj less”thm fcr adults as a result of the cczkimiicn of these ti:s offsettingfactcrs. k%en the relative dietarj intake is included, ckil:ren receive 2 lesser dose tkn acul=s. Zhere$me, dose esthates for adults are usually a conservativeestkate far children. ‘“sr . pCi thm 90Sr/g 6 yr, comparisonwith adults nust therefore take into acc!mnt the age dependence of these factors, as well as the differencein dietary intake. reported by Eemett 40 16 is therefore The mdel used for esttiatingthe doses to children. Dose Models and Diet ‘Sr - Models developedIZJICRP for est=ting 90 Sr are consideredto be age invariant. the bone doss frm