title: Cardioversion of atrial fibrillation after valve replacement.
mesh_terms: D001021:Aortic Valve; D001281:Atrial Fibrillation / Q000628:therapy*; D004554:Electric Countershock / Q000009:adverse effects; D005069:Evaluation Studies as Topic; D005260:Female; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged; D008943:Mitral Valve / Q000601:surgery; D012008:Recurrence