1. Core indicators of nutritional state for difficult-to-sample populations;Anderson;The Journal of Nutrition,1990
2. APSE (Association for Public Service Excellence) 2014 Filling the holiday hunger gap http://www.apse.org.uk/apse/?LinkServID=C536AD92-AD4D-2F7F-D52A092AD414F123
3. APSE (Association for Public Service Excellence) 2015a Filling the holiday gap 2015: update report http://www.fillingtheholidaygap.org/APPG_Holiday_Hunger_Report_2015.pdf
4. APSE (Association for Public Service Excellence) 2015b Holiday hunger briefing 15-41 http://apse.org.uk/apse/index.cfm/members-area/briefings/2015/15-41-holiday-hunger/
5. Bates B Roberts C Lepps H Porter L 2017 The food & you survey wave 4: combined report for England, Wales and Northern Ireland Food Standards Agency https://www.food.gov.uk/sites/default/files/food-and-you-w4-combined-report.pdf