Helicobacter pylori 23S rRNA clarithromycin resistance mutation &#x7C; Isolate or Specimen &#x7C; Antibiotic susceptibilities
helicobacter pylori 23s rrna clarithromycin resistance mutation &#x7c; isolate or specimen &#x7c; antibiotic susceptibilities
Helicobacter pylori 23S rRNA clarithromycin resistance mutation &#x7C; Isolate or Specimen &#x7C; Antibiotic susceptibilities
helicobacter pylori 23s rrna clarithromycin resistance mutation &#x7c; isolate or specimen &#x7c; antibiotic susceptibilities