PT - JOURNAL ARTICLE ED - , TI - DISCUSSION DP - 1970 Dec 01 TA - The Journal of the Royal College of General Practitioners PG - 48--50 VI - 20 IP - Suppl 2 4099 - http://bjgp.org/content/20/Suppl_2/48.short 4100 - http://bjgp.org/content/20/Suppl_2/48.full SO - J R Coll Gen Pract1970 Dec 01; 20