Retrospective Cohort Study
Copyright ©The Author(s) 2024.
World J Gastrointest Oncol. May 15, 2024; 16(5): 1745-1755
Published online May 15, 2024. doi: 10.4251/wjgo.v16.i5.1745
Figure 1
Figure 1 Flow chart of population selection. NENs: Neuroendocrine neoplasms; SEER: Surveillance, Epidemiology, and End Results; PLN: Positive lymph node.