00391nas a2200145   4500000000100000000000100001008004100002100001900043700001300062700001600075245012000091300001200211490000800223022001400231       2010                            d1 aA. Siriwardena1 aS. Gwini1 aC. Coupland00aInfluenza vaccination, pneumococcal vaccination and risk of acute myocardial infarction: matched case-control study  a1617-230 v182  a0820-3946