The Secular Trends in Male: Female Ratio at Birth in Postwar Industrialized Countries.

Autor: Jongbloet, Piet Hein, Zielhuis, Gerhard A., Groenewoud, Hans M.M., Pasker-de Jong, Pieternel C.M.
Předmět:
Zdroj: Environmental Health Perspectives. Jul2001, Vol. 109 Issue 7, p749. 4p.
Abstrakt: Focuses on the secular trends in male to female ratio at birth during postwar periods in Finland. Environmental factors contributing to the decrease in the ratio of male to female births; Causes of negative and positive dose-response gradients; Configuration of secondary sex ratio and pathologic progeny.
Databáze: GreenFILE
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