Research Article

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

Figure 2

(a, b) Kaplan–Meier curve for OS and PFS of 119 CCA patients stratified by surgical margin.
(a)
(b)