Columbia subject headings:
Medical care--Cost effectiveness--Congresses.
Medical care--Evaluation--Congresses.
Medical technology--Case studies--Congresses.
Harvard subject headings:
Medical care--Cost effectiveness--Congresses
Medical care--Evaluation--Congresses.
Medical technology--Case studies--Congresses.
Medical technology--Economic aspects--Congresses.
Medical technology--Evaluation--Congresses.
Princeton subject headings: