1. Institute of Occupational Medicine, 2007
2. Weight Watchers UK Ltd., 2010
3. Chartered Society of Physiotherapy, 2010
6. El portalil en casa, Vodafone
7. West et al., 2008
9. Working with VDUs, Health and Safety Executive
10. Medical Billing and Coding
11. The College of Optometrists
12. Aydeniz, 2008
13. PriceWaterhouseCoopers, 2008