1. MacRae F (2007) Homeopathy is putting people's lives at risk, warns top scientist. Daily Mail 7 Dec: http://www.dailymail.co.uk/pages/live/articles/technology/technology.html?in_article_id=500231&in_page_id=1965 (accessed 30 Jan 2008).
2. Pinder M , ed (2005) Complementary healthcare: a guide for patients (The Prince's Foundation for Integrated Health, London) http://www.fih.org.uk/information_library/complementary_health.html (accessed 30 Jan 2008).
3. Frequently asked questions about medicines — a pilot project for NHS Direct;Wills;The Pharmaceutical Journal,2007
4. (2000) Lords Report. House of Lords, Science and Technology Committee Sixth Report: London.
5. Ernst E Pittler MH Wider B Boddy K (2006) The desktop guide to complementary and alternative medicine (Elsevier Mosby, Edinburgh), 2nd edn.