title: [Percutaneous aortic balloon angioplasty and follow-up study on its effect].
authors.forename: C G
authors.initials: CG
authors.lastname: Chen
mesh_terms: D000293:Adolescent; D000328:Adult; D000800:Angioplasty, Balloon; D001024:Aortic Valve Stenosis / Q000628:therapy*; D002648:Child; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged