title: [Mitral valvoplasty by balloon catheter. A method in improvement].
authors.forename: L F
authors.initials: LF
authors.lastname: Cardoso
mesh_terms: D000368:Aged; D002404:Catheterization; D005260:Female; D006801:Humans; D008946:Mitral Valve Stenosis / Q000628:therapy*; D011247:Pregnancy