Columbia subject headings:
Infants--Health and hygiene--Ontario--History.
Infants--Mortality--Ontario--History.
Maternal health services--Ontario--History.
Preventive health services for children--Ontario--History.
Harvard subject headings:
Infants--Health and hygiene--Ontario--History.
Infants--Mortality--Ontario--History.
Infants--Ontario--Mortality--History.
Maternal health services--Ontario--History.
Preventive health services for children--Ontario--History.
Princeton subject headings:
Child rearing--Ontario--Social aspects.
Infants--Health and hygiene--Ontario--Social aspects.
Infants--Ontario--Death--Social aspects.
Maternal health services--Ontario--Social aspects.
Mothers--Ontario--Death--Social aspects.