究竟如何才能有效预防直肠癌低位前切除术后吻合口漏的发生?如何能在现有临床经验的基础上找到一个更有效的突破性方法?Chang D、Zhang Y、Dang C等复习了大量有关直肠癌低位前切除术后吻合口漏的有效预防措施的文献并进行meta How can we effectively prevent the occurrence of anastomotic leakage after low anterior resection of rectal cancer? How can we find a more effective and breakthrough method based on the existing clinical experience? Chang D, Zhang Y, Dang C et al. Literature on effective prevention of anastomotic leakage after anterior resection of low rectal cancer and meta-analysis