INPLASY2021120058 Laparoscopic versus open gastrectomy for advanced gastric cancer: a protocol for umbrella review of systematic reviews and meta-analyses Keywords: advanced gastric cancer; laparoscopic gastrectomy; open gastrectomy; umbrella review. Download PDF - 2021120058 Download 1st Version - This version was published on 12 December 2021 and is not the current version. Review Status: Ongoing