Columbia subject headings:
Cross-cultural studies--Congresses.
Social medicine--Comparative method--Congresses.
Social medicine--Congresses.
Harvard subject headings:
Epidemiology--Research--International cooperation.
Social medicine--Research--International cooperation.
Statistics
Princeton subject headings:
Cross-cultural studies--Congresses.
Social medicine--Congresses.
Social sciences--Methodology--Congresses.
Statistics--Congresses.