Duan, Ying
Liu, Gaowen
Sun, Yao
Wu, Jiamin
Xiong, Zichao
Jin, Tianbo
Chen, Mingwei
Article History
Received: 20 January 2019
Accepted: 26 June 2019
First Online: 8 July 2019
Ethics approval and consent to participate
: The study was approved by the Ethics Committee of Shaanxi Provincial Cancer Hospital and we obtained written informed consent from all individual participants.
: Not applicable.
: The authors declare that they have no competing interests.