1 Department of Pathology, Tianjin Medical University, Tianjin 300070, Tianjin, China.
2 Department of Pathology, Tianjin Medical University General Hospital, 300052, Tianjin, China.
3 Tianjin Medical University Cancer Institute and Hospital, National Clinical Research Center for Cancer, Key Laboratory of Cancer Prevention and Therapy, Tianjin's Clinical Research Center for Cancer, 300060, Tianjin, China.
4 Tianjin Medical University Cancer Institute and Hospital, National Clinical Research Center for Cancer, Key Laboratory of Cancer Prevention and Therapy, Tianjin's Clinical Research Center for Cancer, 300060, Tianjin, China. chhuang@tmu.edu.cn.
5 Department of Pathology, Tianjin Medical University, Tianjin 300070, Tianjin, China. zhangdf@tmu.edu.cn.
6 Department of Pathology, Tianjin Medical University General Hospital, 300052, Tianjin, China. zhangdf@tmu.edu.cn.