Department of Gastric Surgery;
Sun Yat-sen University Cancer Center;
Guangzhou 510060;
China;
State Key Laboratory of Oncology in South China;
Collaborative Innovation Center for Cancer Medicine;
Guangzhou 510060;
China;
Department of Gastric Cancer Surgery;
Tianjin Medical University Cancer Institute and Hospital;
Tianjin 300000;
China;
Department of Surgical Oncology;
the First Hospital of China Medical University;
Shenyang 110000;
China;
Lymph nodes; Limited; Adequate; Gastric cancer; American Joint Committee on Cancer; Tumor-node-metastasis; Staging system; Overall survival;