1. Guinness World Records Longest running science fiction TV series http://www.guinnessworldrecords.com/Search/Details/Longest-running-sciencefiction-TV-series/61657.htm
2. Anaesthetic deaths in the CMACE (Centre for Maternal and Child Enquiries) Saving Mothers’ Lives report 2006-08;Kinsella;Anaesthesia,2011
3. National Patient Safety Agency Expert Panel: Maternal and Newborn Clinical Outcome Review http://www.nrls.npsa.nhs.uk/EasySiteWeb/GatewayLink.aspx?alId=131129
4. National Audit Office Releasing resources to the frontline: the Department of Health’s Review of its Arm’s Length Bodies http://www.nao.org.uk/idoc.ashx?docId=54535a4b-45bd-4084-952a-5f59b4c2ca7b&version=-1