PT - JOURNAL ARTICLE ED - , TI - Digest DP - 1988 Dec 01 TA - The Journal of the Royal College of General Practitioners PG - 571--572 VI - 38 IP - 317 4099 - http://bjgp.org/content/38/317/571.short 4100 - http://bjgp.org/content/38/317/571.full SO - J R Coll Gen Pract1988 Dec 01; 38