00389nas a2200157   4500000000100000000000100001008004100002100001800043700001400061700001200075700001400087245010000101300001000201490000600211022001400217       2012                            d1 aW. Blumentals1 aA. Nevitt1 aM. Peng1 aS. Toovey00aBody mass index and the incidence of influenza-associated pneumonia in a UK primary care cohort  a28-360 v6  a1750-2640