PT - JOURNAL ARTICLE ED - British Journal of General Practice TI - Pediatrics DP - 1970 Oct 01 TA - The Journal of the Royal College of General Practitioners PG - 242--242 VI - 20 IP - 99 4099 - http://bjgp.org/content/20/99/242.1.short 4100 - http://bjgp.org/content/20/99/242.1.full SO - J R Coll Gen Pract1970 Oct 01; 20