左氧氟沙星三联疗法与阿莫西林三联疗法治疗消化性溃疡的疗效比较
좌양불사성삼련요법여아막서림삼련요법치료소화성궤양적료효비교
Comparative analysis of levofloxacin triple therapy and amoxicillin triple therapy for peptic ulcer