RT Journal Article SR Electronic T1 Working conditions and sickness absence: the need for action oriented research JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 482 OP 483 DO 10.1136/jech.54.7.482 VO 54 IS 7 A1 ANA M GARCÍA YR 2000 UL http://jech.bmj.com/content/54/7/482.abstract AB