Büchler, J R Isolated transarterial percutaneous mitral valvoplasty: the double balloon technique. [electronic resource] - International journal of cardiology Aug 1990 - 253-6 p. digital Publication Type: Journal Article ISSN: 0167-5273 Standard No.: 10.1016/0167-5273(90)90068-g doi Subjects--Topical Terms: AdultCatheterization--methodsFemaleHumansMaleMitral Valve Stenosis--etiologyRheumatic Heart Disease--therapy