title: I left my smartphone at home and can't tell if I'm in atrial fibrillation.
authors.forename: David J
authors.initials: DJ
authors.lastname: Callans
mesh_terms: D001281:Atrial Fibrillation / Q000175:diagnosis*; D040421:Cell Phone; D005260:Female; D006339:Heart Rate / Q000502:physiology*; D006801:Humans; D008297:Male; D017156:Photoplethysmography / Q000295:instrumentation*