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in this context, they refer to oecd statistics which reveal that births of children with down's syndrome in austria fell by 60% between 1995 and 2006 (trisomy 21).
在这方面，这些组织提到，经合组织的统计数据表明，1995年和2006年之间，奥地利唐氏综合症患儿的出生率下降了60%(三染色体性21)。