[1]吉林大学中日联谊医院结直肠肛门外科,长春,130033
two-dimensional laparoscopic surgery group,the three-dimensional laparoscopic surgery group had shorter operative time [(97.2 ± 19.3) vs.(114.1 ± 22.6) min,t =2.680,P =0.010],less intraoperative blood loss [(13.5 ±