Wenzhen, Yuan Is antimicrobial susceptibility testing necessary before first-line treatment for Helicobacter pylori infection? Meta-analysis of randomized controlled trials. [electronic resource] - Internal medicine (Tokyo, Japan) 2010 - 1103-9 p. digital Publication Type: Comparative Study; Journal Article; Meta-Analysis; Research Support, Non-U.S. Gov't ISSN: 1349-7235 Standard No.: 10.2169/internalmedicine.49.3031 doi Subjects--Topical Terms: Anti-Bacterial Agents--pharmacologyAnti-Infective Agents--pharmacologyDrug Resistance, Bacterial--drug effectsHelicobacter Infections--drug therapyHelicobacter pylori--drug effectsHumansMicrobial Sensitivity Tests--methodsRandomized Controlled Trials as TopicTreatment Outcome