Funding for this research was provided by:
National Natural Science Foundation of China (81160247)
Text and Data Mining valid from 2018-09-26
Received: 12 April 2017
Accepted: 8 August 2018
First Online: 26 September 2018
Ethics approval and consent to participate
: This study was approved by the Ethical Committee of The Affiliated Tumor Hospital of Xinjiang Medical University. Approval number is G-201250. Written informed consent was obtained from each individual participants included in the study.
: Not applicable.
: The authors declare that they have no competing interests.
: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.