Laparoscopic versus open gastrectomy for nonmetastatic T4a gastric cancer: a meta-analysis of reconstructed individual participant data from propensity score-matched studies - Huayang Pang; Menghua Yan; Zhou Zhao; Lihui Chen; Xiufeng Chen; Zhixiong Chen; Hao Sun; Yunyun Zhang (World Journal of Surgical Oncology, 2024)