00421nas a2200169   4500000000100000000000100001008004100002100001500043700002000058700001300078700001400091700001400105245010000119300001100219490000700230022001400237       2014                            d1 aL. Azoulay1 aS. Dell'Aniello1 aT. Simon1 aC. Renoux1 aS. Suissa00aInitiation of warfarin in patients with atrial fibrillation: early effects on ischaemic strokes  a1881-70 v35  a0195-668x