PT - JOURNAL ARTICLE AU - C. Hodes TI - The structure and function of a file of patient health data in general practice. DP - 1968 Apr 01 TA - The Journal of the Royal College of General Practitioners PG - 286--291 VI - 15 IP - 4 4099 - http://bjgp.org/content/15/4/286.short 4100 - http://bjgp.org/content/15/4/286.full SO - J R Coll Gen Pract1968 Apr 01; 15