腹腔镜与开腹手术用于胃十二指肠溃疡穿孔修补术的疗效及医疗费用比较
복강경여개복수술용우위십이지장궤양천공수보술적료효급의료비용비교
Comparison of effects and medical cost between laparoscopy and laparotomy for gastroduodenal ulcer perforation
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