胃镜下高频电凝联合幽门螺杆菌根除疗法治疗疣状胃炎的疗效观察
위경하고빈전응연합유문라간균근제요법치료우상위염적료효관찰
Therapeutic observation of high-frequency electric coagulation under endoscope combined eradication of helicobacter pylori in patients with varioliform gastritis
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