Ayuda Buscar en la ayuda Buscar en la ayuda Prognostic value of dynamic changes of pre‑ and post‑operative tumor markers in colorectal cancer Guangming Ren [1] ; Gaozan Zheng [1] ; Kunli Du [1] ; Hanjun Dan [1] ; Xinyu Dou [1] ; Lili Duan [1] ; Zhenyu Xie [1] ; Liaoran Niu [1] ; Ye Tian [1] ; Jianyong Zheng [1] ; Fan Feng [1] ; Zhangfeng Dang [2] [1] Department of Gastrointestinal Surgery, Xijing Hospital, Fourth Military Medical University, Xi’an, China [2] Department of General Surgery, Air...