Columbia subject headings:
Coronary circulation--Congresses.
Electrophysiology--Congresses.
Heart--Metabolism--Congresses.
Heart--Pathophysiology--Congresses.
Heart--Physiology--Congresses.
Harvard subject headings:
Coronary circulation--Congresses.
Electrophysiology--Congresses.
Heart--Metabolism--Congresses.
Heart--Pathophysiology--Congresses.
Heart--Physiology--Congresses.
Princeton subject headings: