[Yan, Wanjun; Zhang, Shuqun; Zhao, Xixi; Zhao, Xiaoyao; Zhang, Hong; Ma, Xingcong] Xi An Jiao Tong Univ, Dept Oncol, Affiliated Hosp 2, 157 West 5th Rd, Xian 710004, Shaanxi, Peoples R China.
[Yang, Jun] Xi An Jiao Tong Univ, Dept Pathol, Affiliated Hosp 2, Xian 710004, Shaanxi, Peoples R China.
[Hui, Yuxin] Hunan Univ Chinese Med, Sch Tradit Chinese Med, Changsha 410208, Hunan, Peoples R China.