PT - JOURNAL ARTICLE ED - , TI - Discussion DP - 1969 Apr 01 TA - The Journal of the Royal College of General Practitioners PG - 32--33 VI - 17 IP - 81 Suppl 2 4099 - http://bjgp.org/content/17/81_Suppl_2/32.short 4100 - http://bjgp.org/content/17/81_Suppl_2/32.full SO - J R Coll Gen Pract1969 Apr 01; 17