Clinical significance of soluble programmed cell death-1 and soluble programmed cell death-ligand 1 in patients with locally advanced rectal cancer treated with neoadjuvant chemoradiotherapy

可溶性程序性细胞死亡-1及可溶性程序性细胞死亡配体1在局部晚期直肠癌新辅助放化疗中的临床意义