PT - JOURNAL ARTICLE ED - , TI - Digest DP - 1988 May 01 TA - The Journal of the Royal College of General Practitioners PG - 231--232 VI - 38 IP - 310 4099 - http://bjgp.org/content/38/310/231.short 4100 - http://bjgp.org/content/38/310/231.full SO - J R Coll Gen Pract1988 May 01; 38