泌尿外科经脐、经腰单孔腹腔镜手术的初步对比及技术(附166例报道)
何正宇1,2, 杨峻峰2, 余闫宏2, 申杰2, 肖龙2

Comparative study between Umbilical Laparoendoscopic Single-site Surgery and Retroperitioneal Laparoendoscopic Single-site Surgery in urology (166 cases report)
He Zhengyu1,2, Yang Junfeng2, Yu Yanhong2, Shen Jie2, Xiao Long2