Are there socioeconomic inequalities in cardiovascular risk factors in childhood, and are they mediated by adiposity? Findings from a prospective cohort study. - Howe, L. D.; Galobardes, B.; Sattar, N.; Hingorani, A. D.; Deanfield, J.; Ness, A. R.; Davey-Smith, G.; Lawlor, D. A. (International Journal of Obesity, 2010)