PT - JOURNAL ARTICLE ED - , TI - Discussion DP - 1963 Aug 01 TA - The Journal of the College of General Practitioners PG - 20--29 VI - 6 IP - Suppl 3 4099 - http://bjgp.org/content/6/Suppl_3/20.short 4100 - http://bjgp.org/content/6/Suppl_3/20.full SO - J Coll Gen Pract1963 Aug 01; 6