克拉霉素、胶体次枸橼酸铋联合甲硝唑治疗小儿Hp阳性消化性溃疡临床疗效观察
극랍매소、효체차구연산필연합갑초서치료소인Hp양성소화성궤양림상료효관찰
Observation of clinical efficacy of clarithromycin, colloidal bismuth subcitrate combined with arilin on Hp-positive peptic ulcer in children