开腹及腹腔镜手术切除胆囊治疗结石性胆囊炎的疗效及安全性对比
개복급복강경수술절제담낭치료결석성담낭염적료효급안전성대비
Open and laparoscopic cholecystectomy surgery treatment of cholecystitis compare the efficacy and safety
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