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[Is the number of newborn boys decreasing?]

J De Beer

    Maandstatistiek Van De Bevolking (Hague, Netherlands : 1982)
    |April 1, 1997
    PubMed
    Abstract

    No abstract available in PubMed .

    Keywords:
    Demographic FactorsDeveloped CountriesEuropeNetherlandsPopulationPopulation CharacteristicsSex DistributionSex FactorsSex Ratio--changesWestern Europe

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