PT - JOURNAL ARTICLE ED - , TI - Dr F. J. A. Huygen DP - 1965 May 01 TA - The Journal of the College of General Practitioners PG - 12--19 VI - 9 IP - Suppl 2 4099 - http://bjgp.org/content/9/Suppl_2/12.short 4100 - http://bjgp.org/content/9/Suppl_2/12.full SO - J Coll Gen Pract1965 May 01; 9