PT - JOURNAL ARTICLE ED - , TI - SOCIETY FOR SOCIAL MEDICINE AID - 10.1136/jech.17.2.110 DP - 1963 Apr 01 TA - British Journal of Preventive & Social Medicine PG - 110--110 VI - 17 IP - 2 4099 - http://jech.bmj.com/content/17/2/110.short 4100 - http://jech.bmj.com/content/17/2/110.full SO - Br J Prev Soc Med1963 Apr 01; 17