PT - JOURNAL ARTICLE AU - A. P. John TI - Contraception in a practice community. DP - 1973 Sep 01 TA - The Journal of the Royal College of General Practitioners PG - 665--675 VI - 23 IP - 134 4099 - http://bjgp.org/content/23/134/665.short 4100 - http://bjgp.org/content/23/134/665.full SO - J R Coll Gen Pract1973 Sep 01; 23