(Q46347330)
Statements
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Maternal and neonatal factors and mortality in children with Down syndrome born in 1973-1980 and 1995-1998. (English)
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Frid C
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Drott P
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Otterblad Olausson P
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Sundelin C
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Annerén G
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1 January 2004
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93
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1
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106-112
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