Research Article

Preoperative Serum Platelet-Lymphocyte Ratio as a Prognostic Factor in Cholangiocarcinoma Patients after Radical Resection: A Retrospective Analysis of 119 Patients

Figure 5

(a, b) Kaplan–Meier curve for OS and PFS of 39 positive surgical margin patients stratified by PLR. (c, d) Kaplan–Meier curve for OS and PFS of 80 negative surgical margin patients stratified by PLR.
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