PT - JOURNAL ARTICLE ED - , TI - Corrigendum DP - 1990 Sep 01 TA - British Journal of General Practice PG - 397--397 VI - 40 IP - 338 4099 - http://bjgp.org/content/40/338/397.3.short 4100 - http://bjgp.org/content/40/338/397.3.full SO - Br J Gen Pract1990 Sep 01; 40