1. Rang HP 2006 Drug Discovery and Development Churchill Livingstone Elsevier Edinburgh
2. The Association of the British Pharmaceutical Industry 2008 https://www.gov.uk
3. http://www.pmprb-cepmb.gc.ca
4. Eddy D. 2009 Health technology assessment and evidence-based medicine: what are we talking about? Value in Health 12 ( Suppl 2 ) S6 S7