PT - JOURNAL ARTICLE ED - British Journal of General Practice TI - International digest DP - 1996 Dec 01 TA - British Journal of General Practice PG - 762--764 VI - 46 IP - 413 4099 - http://bjgp.org/content/46/413/762.short 4100 - http://bjgp.org/content/46/413/762.full SO - Br J Gen Pract1996 Dec 01; 46