Columbia subject headings:
Information storage and retrieval systems--Medicine--Congresses.
Information storage and retrieval systems--Public health--Congresses.
Medical records--Data processing--Congresses.
Medicine--Data processing--Congresses.
Harvard subject headings:
Information storage and retrieval systems--Medicine--Congresses
Information storage and retrieval systems--Public health--Congresses.
Medical records--Data processing--Congresses
Medicine--Data processing--Congresses
Princeton subject headings: