title: The long and the short of it: some thoughts about the fixed forms of left ventricular outflow tract obstruction.
authors.forename: R M
authors.initials: RM
authors.lastname: Freedom
mesh_terms: D001020:Aortic Stenosis, Subvalvular / Q000453:epidemiology / Q000503:physiopathology / Q000601:surgery*; D002648:Child; D018450:Disease Progression; D005500:Follow-Up Studies; D006801:Humans; D015994:Incidence; D012008:Recurrence; D012086:Reoperation / Q000706:statistics & numerical data; D013997:Time Factors; D016896:Treatment Outcome; D014694:Ventricular Outflow Obstruction / Q000453:epidemiology / Q000503:physiopathology / Q000601:surgery*