RT Journal Article SR Electronic T1 DNA Polymorphisms as Disease Markers JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 462 OP 462 DO 10.1136/jech.46.4.462-a VO 46 IS 4 A1 J M Connor YR 1992 UL http://jech.bmj.com/content/46/4/462.2.abstract AB