title: Author's reply to Robson and Lip.
authors.affiliation: Maryhill Health Centre, Glasgow G20 9DR, UK.
authors.forename: Des
authors.initials: D
authors.lastname: Spence
mesh_terms: D001281:Atrial Fibrillation / Q000150:complications*; D006801:Humans; D018570:Risk Assessment / Q000592:standards*; D020521:Stroke / Q000209:etiology*