TY - 临床外科杂志 A1 - 闫瑞承 罗建飞 T1 - 经脐单孔腹腔镜袖状胃切除技术难点与对策 Y1 - 2020-09-20 JF - 临床外科杂志 JO - 临床外科杂志 SP - 824 EP - 825 VL - 28 IS - 9 UR - http://www.lcwkzz.com N1 - 10.3969/j.issn.1005-6483.2020.09.009 ER -