Publication info: BMC Health Serv Res. 2009 Nov 9; 9:202.PMID: 19900265External link: http://www.ncbi.nlm.nih.gov/pubmed/19900265Publication date: November, 2009Authors: Downing A, Lansdown M, West RM, Thomas JD, Lawrence G, Forman DRegistry: National Disease Registration Service, EnglandPublication type: Paper