How many aortic valve repairs are really performed in Germany?
Urbanski
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D001021:Aortic Valve / Q000601:surgery*; D006348:Cardiac Surgical Procedures / Q000145:classification / Q000706:statistics & numerical data*; D005858:Germany; D006349:Heart Valve Diseases / Q000601:surgery*; D006801:Humans; D012955:Societies, Medical; D009626:Terminology as Topic; D016896:Treatment Outcome; D018875:Vocabulary, Controlled