Wyniki wyszukiwania dla: REUSABLE BABY DIAPERS - MOST Wiedzy

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Wyniki wyszukiwania dla: REUSABLE BABY DIAPERS

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Wyniki wyszukiwania dla: REUSABLE BABY DIAPERS

  • The fertility rate (TFR) in Poland in the period 1955-2017

    Dane Badawcze
    open access

    The fertility rate has dropped 2.5 times over the last 60 years. Immediately after the baby boom in the first half of the 1980s, many generations of women born in the second half of the 1970s, an increase in the number of births from the mid-1990s, were expected as a result of entering the age of the highest fertility age in Poland. which lasted until...