5Ling TK,Cheng AF,Sung JJ,et al.An increase in Helicobacter pylori strains resistant to metronidazole: a five-year study[].Helicobacter.1996
6Vakil N,Hahn B,McSorley D.Clarithromycin-resistant Helicobacter pylori in patients with duodenal ulcer in the United States[].The American journal of Gastroenterology.1998
5[1]Williamson JS.Helicobacter pylori:current chemotherapy and new targets for drug design[J].Curr Pharm Des,2001,7(5):355~392.
6[3]McMahon BJ,Hennessy TW,Bensler JM,et al.The relationship among previous antimicrobial use,antimicrobial resistauce,and treatment outcomes for Helicobacter pylori infections[J].Ann Intem Med,2003,139(6):463~469.
7[4]Megraud Francis.Epidemilolgy and mechanism of antibiotic resistance in helicobacter pylori.Gastroenterology[J].1998,115(5):1278~1282.
8[6]Toracchio S,Marzio L.Primary and secondary antibiotic resistance of Heilicobacter pylori strains isolated in central Italy during the years 1998~2002[J].Dig Liver Dis,2003,35(8):541~545.
9[7]O' Morain C,Montague S.Challenges to therapy in the fulure[J].Helicobacter,2000,5(1):23~26.
10[8]Tangmankongworakoon N,Mahachai V,Thong-Ngam D,et al.Patter of drug resistant Helicobacter pylori in dyspeptic patients in Thailand[J].J Med Assoc Thai,2003,86(2):439~444.