Retrospective Study
Copyright ©The Author(s) 2021.
World J Gastrointest Surg. Nov 27, 2021; 13(11): 1423-1435
Published online Nov 27, 2021. doi: 10.4240/wjgs.v13.i11.1423
Figure 1
Figure 1 Flowchart of patient selection. CA 19-9: Carbohydrate antigen 19-9; PDAC: Pancreatic ductal adenocarcinoma; TNM: Tumor-node-metastasis.