Columbia subject headings:
Harvard subject headings:
Community health services--Ontario--Sault Ste. Marie--History.
Medical care--Canada--History.
Sault Sainte Marie and District Group Health Association--History.
Sault Ste. Marie and District Group Health Association--History.
Sault Ste. Marie and District Group Health Association.
Princeton subject headings:
Community health services--Ontario--Sault Ste. Marie--History.
Medical care--Canada--History.
Sault Ste. Marie and District Group Health Association--History.