1) PPI triple regimen 质子泵抑制剂三联 1. Objective:To compare cure rates and to do economic evaluation of using PPI triple regimen and Bismuth based triple therapy for anti HP. 目的:对质子泵抑制剂三联与铋剂三联抗幽门螺杆菌根治率进行比较及对两类方法做经济评价。 2) proton pump inhibitor ...