1. 2001/83/EC part IV Annex 1
2. 1394/2007/EC ref 2
3. House of Lords Science and Technology Committee (2013) Regenerative medicine report. The Stationary Office, London.
http://www.publications.parliament.uk/pa/ld201314/ldselect/ldsctech/23/23.pdf
4. ICH (1995) Q5D: Derivation and characterisation of cell substrates used for production of biotechnological/biological products
5. ICH (1995) Q5C: Stability testing of biotechnological/biological products