Effect of an individualized bismuth quadruple regimen guided by 10-day or 14-day antibiotic susceptibility testing for first-line eradication treatment of Helicobacter pylori in Ningxia, China - Su, Xiaoming; Deng, Yanhong; Chen, Xianmei; Li, Yanling; Hao, Qian; Tang, Yuanyuan; Mu, Rui; Wu, Yuting; Zhou, Yan; Hu, Shengjuan (Frontiers in Medicine, 2025)