title: Echocardiographic assessment of homograft aortic root replacement in fixed subaortic stenosis.
authors.forename: M H
authors.initials: MH
authors.lastname: el Habbal
mesh_terms: D000293:Adolescent; D001011:Aorta / Q000000981:diagnostic imaging / Q000637:transplantation*; D001020:Aortic Stenosis, Subvalvular / Q000000981:diagnostic imaging* / Q000601:surgery; D002648:Child; D004452:Echocardiography; D006801:Humans