title: Pulmonary venous isolation for atrial fibrillation in severe systolic heart failure: more questions than answers?
authors.forename: Rodney H
authors.initials: RH
authors.lastname: Falk
mesh_terms: D001281:Atrial Fibrillation / Q000601:surgery*; D058406:Cardiac Resynchronization Therapy; D017115:Catheter Ablation; D054143:Heart Failure, Systolic / Q000601:surgery*; D006801:Humans; D011667:Pulmonary Veins