Joint efforts across national boundaries between professional organizations in cardiovascular medicine: one way into the future.
Beller
G A
GA
Department of Internal Medicine, University of Virginia Health System, Charlottesville 22908-0158, USA.
Rydén
L
L
D002309:Cardiology; D005060:Europe; D007391:International Cooperation; D012955:Societies, Medical; D014481:United States