1. Department of Health Healthy lives, healthy people: improving outcomes and supporting transparency 2012 http://www.dh.gov.uk/en/Publicationsandstatistics/Publications/PublicationsPolicyAndGuidance/DH_132358
2. NHS Commissioning Board Everyone counts; planning for patients 2013/2014 2012 http://www.commissioningboard.nhs.uk/files/2012/12/everyonecounts-planning.pdf
3. General Medical Council Regulating doctors, supporting good medical practice http://www.gmc-uk.org/doctors/revalidation.asp
4. Federation of Surgical Specialty Associations Revalidation: guide for Surgery http://www.rcseng.ac.uk/surgeons/working/docs/revalidation-guide-for-surgery
5. Department of Health Hospital Episodes Statistics http://www.hesonline.nhs.uk