1. World Health Organization-Estimates of burden of foodbornedisease-Food safety, (2015; http://apps.who.int/iris/bitstream/10665/199350/1/9789241565165_eng.pdf?ua=1.
2. The melamine adulteration scandal
3. European commission-The EU Food Fraud Network and the System for Administrative Assistance & Food Fraud-Annual Report. 2016; https://ec.europa.eu/food/sites/food/files/safety/docs/food-fraud_network_activity_report_2016.pdf.
4. Metro UK-Pork wings and lamb drumsticks exist, 17% of Britons believe;http://metro.co.uk/2011/03/15/pork-wings-and-lamb-drumsticks-exist-17-of-britons-believe-644353/.