RT Journal Article SR Electronic T1 Preventive Medicine: A Report of a Working Party of the Royal College of Physicians JF Journal of Epidemiology and Community Health JO J Epidemiol Community Health FD BMJ Publishing Group Ltd SP 78 OP 78 DO 10.1136/jech.47.1.78-a VO 47 IS 1 A1 C Quigley YR 1993 UL http://jech.bmj.com/content/47/1/78.2.abstract AB