PT - JOURNAL ARTICLE AU - Dunnill, A. TI - PREVENTION DP - 1981 Jul 01 TA - The Journal of the Royal College of General Practitioners PG - 443--443 VI - 31 IP - 228 4099 - http://bjgp.org/content/31/228/443.2.short 4100 - http://bjgp.org/content/31/228/443.2.full SO - J R Coll Gen Pract1981 Jul 01; 31