title: Mysterious loss of resynchronization during biventricular pacing.
authors.affiliation: Tampa General Hospital and the University of South Florida College of Medicine, 5806 Mariner's Watch Drive, Tampa, FL 33615, USA. ssbarold@aol.com
authors.forename: S Serge
authors.initials: SS
authors.lastname: Barold
authors.forename: Bengt
authors.initials: B
authors.lastname: Herweg
mesh_terms: D002037:Bundle-Branch Block / Q000503:physiopathology* / Q000628:therapy; D002304:Cardiac Pacing, Artificial / Q000379:methods; D004562:Electrocardiography; D006333:Heart Failure / Q000503:physiopathology* / Q000628:therapy; D006801:Humans