title: Cardioversion after valve replacement.
mesh_terms: D001281:Atrial Fibrillation / Q000209:etiology / Q000628:therapy*; D004554:Electric Countershock; D006350:Heart Valve Prosthesis; D006801:Humans; D008943:Mitral Valve / Q000601:surgery*; D011183:Postoperative Complications / Q000628:therapy*