PT - JOURNAL ARTICLE AU - E. M. R. Frazer TI - The south Derbyshire general medical practitioners' group DP - 1970 May 01 TA - The Journal of the Royal College of General Practitioners PG - 302--303 VI - 19 IP - 94 4099 - http://bjgp.org/content/19/94/302.2.short 4100 - http://bjgp.org/content/19/94/302.2.full SO - J R Coll Gen Pract1970 May 01; 19