RT Journal Article SR Electronic T1 Do we need to worry about the health effects of unemployment? JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 5 OP 6 DO 10.1136/jech.2009.089797 VO 64 IS 01 A1 M Bartley A1 J Ferrie YR 2010 UL http://jech.bmj.com/content/64/01/5.abstract AB