PT - JOURNAL ARTICLE ED - British Journal of General Practice TI - Medical news DP - 1972 Sep 01 TA - The Journal of the Royal College of General Practitioners PG - 623--624 VI - 22 IP - 122 4099 - http://bjgp.org/content/22/122/623.short 4100 - http://bjgp.org/content/22/122/623.full SO - J R Coll Gen Pract1972 Sep 01; 22