1.
East Mediterr Health J
; 7(3): 568-70, 2001 May.
Article
in English
| MEDLINE
| ID: mdl-12690783
Subject(s)
Catha/adverse effects , Duodenal Ulcer/etiology , Substance-Related Disorders/complications , Case-Control Studies , Confounding Factors, Epidemiologic , Duodenal Ulcer/epidemiology , Female , Helicobacter Infections/complications , Helicobacter pylori , Humans , Male , Risk Factors , Surveys and Questionnaires , Yemen/epidemiology
2.
(East. Mediterr. health j).
in English
| WHO IRIS
| ID: who-119059
3.
Saudi Med J
; 21(9): 887-8, 2000 Sep.
Article
in English
| MEDLINE
| ID: mdl-11376372