title: Transcatheter closure of perimembranous VSD: symmetric and asymmetric occluders.
authors.forename: Victor
authors.initials: V
authors.lastname: Lucas
mesh_terms: D006328:Cardiac Catheterization / Q000009:adverse effects / Q000295:instrumentation*; D006327:Heart Block / Q000209:etiology; D006345:Heart Septal Defects, Ventricular / Q000628:therapy*; D006801:Humans; D011474:Prosthesis Design; D015641:Radiography, Interventional; D018570:Risk Assessment; D012307:Risk Factors; D055989:Septal Occluder Device; D013997:Time Factors; D016896:Treatment Outcome