00406nas a2200145   4500000000100000008004100001100001600042700001300058700001500071700001300086700001500099245012900114300001000243490000700253       2003                            d1 aWhitlock G.1 aClark T.1 aJackson R.1 aNorton R1 aMacmahon S00aIs body mass index a risk factor for motor vehicle driver injury? A cohort study with prospective and retrospective outcomes  a147-90 v32