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Observational Study
©The Author(s) 2022.
World J Gastrointest Surg. May 27, 2022; 14(5): 482-493
Published online May 27, 2022. doi: 10.4240/wjgs.v14.i5.482
Figure 4
Figure 4 Differences between the two groups. A: Drain fluid amylase obtained on the first postoperative day (DFA1) before propensity score-matching (PSM); B: DFA1 after PSM.


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