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A. Kaplan–Meier curve for DFS of patients with SqCC stratified by COP-MPV. B. Kaplan–Meier curve for OS of patients with SqCC stratified by COP-MPV. C. Kaplan–Meier curve for DFS of patients with adenocarcinoma stratified by COP-MPV. D. Kaplan–Meier curve for OS of patients with adenocarcinoma stratified by COP-MPV.
