Abstract: | Physical activity to prevent obesity in young children: cluster randomised controlled trial . Reilly , J. J. , Kelly , L. , Montgomery , C. , Williamson , A. , Fisher , A. , McColl , J. H. , Lo Conte , R. , Paton , J. Y. & Grant , S. ( 2006 ) British Medical Journal , 333 , 1041 DOI: 10.1136/bmj.38979.623773.55. |