Funding for this research was provided by:
National Natural Science Foundation of China (81701654)
Fundamental Research Funds for the Provincial Universities (2017LCZX72)
China Postdoctoral Science Foundation (2018M852)
Received: 27 February 2019
Accepted: 13 June 2019
First Online: 19 June 2019
Ethics approval and consent to participate
: Ethical approval was obtained by the local institutional research ethics committee (Ethical Committee of the Harbin Medical University Cancer Hospital).
: Not applicable.
: The authors declare that they have no competing interests.