1. National Institute for Health and Clinical Excellence, Obesity: the Prevention, Identification, Assessment and Management of Overweight and Obesity in Adults and Children. London: NICE; 2006, Available at: http://guidance.nice.org.uk/CG43/guidance.
2. Department of Health, Health Survey for England 2006: Latest Trends. London: Department of Health; 2008.
3. Scottish Executive, The Scottish Health Survey 2003. Volume 2: Adults. Edinburgh: Scottish Executive; 2005 , Available at: http://www.scotland.gov.uk/Publications/2005/12/02160336/03367.
4. Socioeconomic differences in food purchasing behaviour and suggested implications for diet-related health promotion
5. Association between nutrition knowledge and nutritional intake in middle-aged men from Northern France