PT  - JOURNAL ARTICLE
AU  - Donald Cameron
AU  - Ian Jones
TI  - Letters to the Editor
AID  - 10.1136/jech.39.3.274-a
DP  - 1985 Sep 01
TA  - Journal of Epidemiology and Community Health
PG  - 274--274
VI  - 39
IP  - 3
4099  - http://jech.bmj.com/content/39/3/274.2.short
4100  - http://jech.bmj.com/content/39/3/274.2.full
SO  - J Epidemiol Community Health1985 Sep 01; 39