00471nas a2200157   4500000000100000000000100001008004100002100001700043700001700060700001300077700001600090245017600106300001100282490000600293022001400299       2008                            d1 aA. Gallagher1 aS. Rietbrock1 aJ. Plumb1 aT. van Staa00aInitiation and persistence of warfarin or aspirin in patients with chronic atrial fibrillation in general practice: do the appropriate patients receive stroke prophylaxis?  a1500-60 v6  a1538-7836