Julia Hippisley-Cox, Lindsay Groom, Denise Kendrick, Carol Coupland, Elizabeth Webber, Boki Savelyich et al
Hippisley-Cox J, Groom L, Kendrick D, Coupland C, Webber E, Savelyich B et al.
Cross sectional survey of socioeconomic variations in severity and mechanism of childhood injuries in Trent 1992-7
BMJ 2002; 324 :1132
doi:10.1136/bmj.324.7346.1132