PT - JOURNAL ARTICLE ED - , TI - Simpson and Syme of Edinburgh DP - 1970 Nov 01 TA - The Journal of the Royal College of General Practitioners PG - 300--300 VI - 20 IP - 100 4099 - http://bjgp.org/content/20/100/300.1.short 4100 - http://bjgp.org/content/20/100/300.1.full SO - J R Coll Gen Pract1970 Nov 01; 20