ty -jour au -mégraud，弗朗西斯·PY -2003 DA -1900/01/01 ti-幽门螺杆菌对抗生素的抗性：患病率，机制，检测。什么是新的？SP -704035 VL -17 AB -SN -SN -2291-2789 UR -https：//doi.org/10.1155/2003/2003/704035 do -10.1155/2003/2003/704035 JF -CANADIAN of CANADIAN of CANADIAN of CANADIAN of CANADIAN of CANADIAN of GASTROENTEROLOGY PLSOLOGY PLSOLOGY PULSOLOGY GROUP INC KW -ER -ER -ER -ER-- er -er--