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Birth order, maternal age and spontaneous abortion

โœ Scribed by W.H. James


Book ID
113362448
Publisher
Elsevier Science
Year
1983
Tongue
English
Weight
139 KB
Volume
8
Category
Article
ISSN
0378-3782

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Down syndrome, paternal age, maternal ag
โœ J. DAVID ERICKSON ๐Ÿ“‚ Article ๐Ÿ“… 1978 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 595 KB

## SUMMARY Recent cytogenetic evidence has shown that trisomy 21 can arise, perhaps even in substantial proportion, from paternal nondisjunction. The statistical association between Down syndrome incidence and maternal age, paternal age and birth order has been studied in a sample of over 4000 case