RT Journal Article SR Electronic T1 Subject Index JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP e2 OP e2 DO 10.1136/jech.58.1.e2 VO 58 IS 1 YR 2004 UL http://jech.bmj.com/content/58/1/e2.abstract AB