PT - JOURNAL ARTICLE AU - R. J. F. H. Pinsent TI - Medical Geography, Techniques—Field Studies DP - 1974 Apr 01 TA - The Journal of the Royal College of General Practitioners PG - 280--281 VI - 24 IP - 141 4099 - http://bjgp.org/content/24/141/280.3.short 4100 - http://bjgp.org/content/24/141/280.3.full SO - J R Coll Gen Pract1974 Apr 01; 24