PT - JOURNAL ARTICLE AU - John D. Sinson TI - Letters DP - 1988 Sep 01 TA - The Journal of the Royal College of General Practitioners PG - 426--426 VI - 38 IP - 314 4099 - http://bjgp.org/content/38/314/426.1.short 4100 - http://bjgp.org/content/38/314/426.1.full SO - J R Coll Gen Pract1988 Sep 01; 38