Retrospective Study
Copyright ©The Author(s) 2022.
World J Clin Cases. Oct 16, 2022; 10(29): 10451-10466
Published online Oct 16, 2022. doi: 10.12998/wjcc.v10.i29.10451
Figure 1
Figure 1 Flow chart of data screening in this study. A: Surveillance, Epidemiology and End Results data set; B: External verification group. AGC: Advanced gastric cancer; EGC: Early gastric cancer; SRC: Signet ring cell carcinoma.