[Reasonableness of demand for major surgery in very old age, as seen from the vantage of clinical cardiology].
D000368:Aged / Q000601:surgery; D002309:Cardiology; D002320:Cardiovascular Physiological Phenomena; D002319:Cardiovascular System / Q000502:physiology*; D006801:Humans
AGED/surgery; CARDIOVASCULAR SYSTEM/physiology
Uber die Zumutbarkeit grosser chirurgischer Eingriffe im hohen Alter vom Standpunkt der Herzklinik.