Columbia subject headings:
Demography--Statistics--Government policy--History.
Mortality--Statistics--Government policy--History.
Statistics--Government policy--History.
Harvard subject headings:
Demography--History.
Demography--Statistics--Government policy--History.
Mortality--Statistics--Government policy--History.
Mortality--Statistics--History.
Statistics--Government policy--History.
Princeton subject headings:
Demography--History.
Demography--Political aspects.
Mortality--Statistics--History.