PT - JOURNAL ARTICLE AU - William G. Pickering TI - Quality control in the National Health Service DP - 1986 Mar 01 TA - The Journal of the Royal College of General Practitioners PG - 137--137 VI - 36 IP - 284 4099 - http://bjgp.org/content/36/284/137.1.short 4100 - http://bjgp.org/content/36/284/137.1.full SO - J R Coll Gen Pract1986 Mar 01; 36