title: Percutaneous balloon mitral valvuloplasty for patients with calcified mitral valves.
authors.forename: T O
authors.initials: TO
authors.lastname: Cheng
mesh_terms: D002114:Calcinosis / Q000150:complications*; D002404:Catheterization; D006801:Humans; D008946:Mitral Valve Stenosis / Q000209:etiology* / Q000628:therapy*