PT - JOURNAL ARTICLE AU - D. J. Davies TI - Medical record card envelopes DP - 1969 Jan 01 TA - The Journal of the Royal College of General Practitioners PG - 43--43 VI - 17 IP - 78 4099 - http://bjgp.org/content/17/78/43.2.short 4100 - http://bjgp.org/content/17/78/43.2.full SO - J R Coll Gen Pract1969 Jan 01; 17