title: Balloon dilation of congenital valvular aortic stenosis.
authors.forename: J F
authors.initials: JF
authors.lastname: Keane
authors.forename: S B
authors.initials: SB
authors.lastname: Perry
authors.forename: J E
authors.initials: JE
authors.lastname: Lock
mesh_terms: D000293:Adolescent; D001022:Aortic Valve Insufficiency / Q000209:etiology; D001024:Aortic Valve Stenosis / Q000150:complications / Q000151:congenital* / Q000628:therapy; D002404:Catheterization / Q000009:adverse effects / Q000379:methods; D002648:Child; D006801:Humans; D007223:Infant