1. 10 facts on obesity;World Health Organization,2014
2. Health survey for England;Health and Social Care Information Centre,2002
3. USA, National Institute of Diabetes and Digestive and Kidney Diseases, Overweight and obesity statistics, 2009–2010. Available from: https://www.niddk.nih.gov/health-information/health-statistics/Pages/overweight-obesity-statistics.aspx. [Accessed 2017].
4. Tackling obesities: future choices-project report;Butland,2007
5. Economic costs of obesity and the case for government intervention;McCormick;Obes Rev,2007