the increased rate of duodenal ulcer ( 24.7 % , compared with 10.5 % ; p = 0.0005 ) was confirmed by a higher proportion of ex-pows currently taking cimetidine ( 9.0 % , compared with 2.3 % ; p = 0.008 ) .
C0013295
duodenal ulcer
C0008783
cimetidine