1. Centres for Disease Control and Prevention (CDC). Framework for program evaluation in public health. Morb Mortal Wkly Rep. 1999;48:RR-11.
2. House of Lords Science and Technology Select Committee. Behaviour change. 2nd Report of Session 2010–12. Stationery Office; 2011. Available at:
https://publications.parliament.uk/pa/ld201012/ldselect/ldsctech/179/179.pdf
. Accessed 20 Feb 2009.
3. Aicken C, Arai L, Roberts H. Schemes to promote healthy weight among obese and overweight children in England. [Online] London: EPPI-Centre, Social Science Research Unit, Institute of Education, University of London; 2008. Available at:
http://eppi.ioe.ac.uk/cms/Default.aspx?tabid=2393&language=en-US
. Accessed 24 Feb 2009.
4. Craig P, Dieppe P, Macintyre S, Michie S, Nazareth I, Petticrew M. Developing and evaluating complex interventions: the new Medical Research Council guidance. Int J Nurs Stud. 2013;50:587–92.
5. National Institute for Helath Research. National Institue for Health Research Annual Report. 2011:2010/2011. Available at:
https://www.gov.uk/government/publications/national-institute-for-health-research-annual-report-2010-11
. Accessed 18 Feb 2009.