Cardiac surgery in the Federal Republic of Germany during 1989. A report by the German Society for Thoracic and Cardiovascular Surgery.
Kalmar
P
P
Department of Cardiovascular Surgery, University Hospital Eppendorf, Hamburg, FRG.
Irrgang
E
E
D006348:Cardiac Surgical Procedures / Q000401:mortality; D005860:Germany, West / Q000453:epidemiology; D006801:Humans; D012042:Registries