title: Hidden atrial fibrillation is a possible culprit in mystery strokes.
mesh_terms: D000368:Aged; D001281:Atrial Fibrillation / Q000150:complications* / Q000175:diagnosis / Q000628:therapy; D015716:Electrocardiography, Ambulatory; D005260:Female; D006801:Humans; D008297:Male; D010138:Pacemaker, Artificial; D012307:Risk Factors; D020521:Stroke / Q000209:etiology*