PT - JOURNAL ARTICLE ED - , TI - DISCUSSION DP - 1967 Mar 01 TA - The Journal of the College of General Practitioners PG - 29--34 VI - 13 IP - Suppl 2 4099 - http://bjgp.org/content/13/Suppl_2/29.2.short 4100 - http://bjgp.org/content/13/Suppl_2/29.2.full SO - J Coll Gen Pract1967 Mar 01; 13