title: Proceedings: A method for determining the origin of a ventricular extrasystole.
mesh_terms: D000328:Adult; D000368:Aged; D006328:Cardiac Catheterization; D005117:Cardiac Complexes, Premature / Q000175:diagnosis* / Q000503:physiopathology; D003645:Death, Sudden; D005260:Female; D006331:Heart Diseases / Q000401:mortality; D006352:Heart Ventricles; D006801:Humans; D008297:Male; D008875:Middle Aged; D011379:Prognosis; D014672:Vectorcardiography