PT - JOURNAL ARTICLE ED - British Journal of General Practice TI - Understanding Duodenal Ulcers DP - 1965 Jul 01 TA - The Journal of the College of General Practitioners PG - 97--98 VI - 10 IP - 1 4099 - http://bjgp.org/content/10/1/97.2.short 4100 - http://bjgp.org/content/10/1/97.2.full SO - J Coll Gen Pract1965 Jul 01; 10