6Masuda H,Hiyama T,Yoshihara M,et al.Characteristics and trends of clarithromycin-resistant Helicobacter pylori isolates in Japan over adecade[J].Pathobiology,2004,71(3):159-159.
7Crofford L.cox-1 and cox-2 tissue expression:implications and predictions[J].J Rheumato Suppl,1997,24(49):15-19.
8Ehrlich K,Plate S,Stroff T,et al.Peptidergic and cholinergic neurons and mediators in peptoneinduced gastroprotection:role of cyclooxygenase-2[J].Am J Physiol,1998,274(5):955-964.
9Sawaoka H,Tsuji S,Tsuji M,et al.Express ion of the cyclooxygenas egene in gastric epithelium[J].Clin Gastroenterol,1997,25(1):105-110.
