M. S. Tremblay, M. Shields, M. Laviolette, C. L. Craig, I. Janssen and S. C. Gorber, “Fitness of Canadian Children and Youth: Results from the 2007-2009 Canadian Health Measures Survey. Statistics Canada,” Health Reports, Vol. 21, No. 1, 2010, pp. 1-15.
 A. E. Baughcum, L. A. Chamberlin, C. M. Deeks, S. W. Powere and R. C. Witaker, “Maternal Perceptions of Overweight Preschool Children,” Pediatrics, Vol. 106, No. 6, 2000, pp. 1380-1386. doi:10.1542/peds.106.6.1380
 S. Carnell, C. Edwards, H. Croker, D. Boniface and J. Wardle, “Parental Perceptions of Overweight in 3-5 Years Olds,” International Journal of Obesity, Vol. 29, No. 1, 2005, pp. 353-355. doi:10.1038/sj.ijo.0802889
 A. N. Jeffery, L. D. Voss, B. S. Metcalf, S. Alba and T. J. Wilkin, “Parent’s Awareness of Overweight in Themselves and Their Children: Cross Sectional Study within a Cohort,” BMJ, Vol. 330, No. 2, 2005, pp. 23-24. doi:10.1136/bmj.38315.451539.F7
 D. S. West, J. M. Raczynski, M. M. Phillips, Z. Bursac, C. H. Gauss and E. E. Montgomery, “Parental Recognition of Overweight in School-Age Children,” Obesity, Vol. 16, No. 3, 2008, pp. 630-636. doi:10.1038/oby.2007.108