The sex ratio of offspring is associated with the mothers’ age at menarche

Author: Fukuda Misao   Fukuda Kiyomi   Shimizu Takashi   Nobunaga Miho   Grete Byskov Anne   Yding Andersen Claus  

Publisher: Oxford University Press

ISSN: 1460-2350

Source: Human Reproduction, Vol.26, Iss.6, 2011-06, pp. : 1551-1554

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Abstract