title: [Comparative assessment of closed and open mitral commissurotomy].
mesh_terms: D002114:Calcinosis / Q000601:surgery; D005112:Extracorporeal Circulation; D005500:Follow-Up Studies; D006801:Humans; D008722:Methods; D008943:Mitral Valve / Q000503:physiopathology / Q000601:surgery*; D008946:Mitral Valve Stenosis / Q000601:surgery
vernacular_title: Sravnitel'naia otsenka zakrytoĭ i otkrytoĭ mitral'noĭ komissurotomii.