RT Journal Article SR Electronic T1 A much loved institution: the UK National Health Service JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 11 OP 11 DO 10.1136/jech.2008.082701 VO 63 IS 1 A1 D S Morrison YR 2009 UL http://jech.bmj.com/content/63/1/11.abstract AB