17:0317:03, 15 January 2008diffhist−230
Internal bleeding
Are peptic ulcers caused by stress? Are they more common in Western society? Are they increasingly common? Why do we mention these factors and not helicobacter pylori?
17:0317:03, 15 January 2008diffhist−230
Internal bleeding
Are peptic ulcers caused by stress? Are they more common in Western society? Are they increasingly common? Why do we mention these factors and not helicobacter pylori?