Funding for this research was provided by:
Tianjin Municipal Science and Technology Project (19YFZCSY00030)
Tianjin Medical University Cancer Institute and Hospital, National Clinical Research Center for Cancer Science and technology Project (1705)
Received: 24 February 2020
Accepted: 3 June 2020
First Online: 17 June 2020
Ethics approval and consent to participate
: Our work was approved by the Ethics Committee of Tianjin Medical University Cancer Institute and Hospital. All participants had signed the written informed consents before this study.
: Authors confirmed that this work can be published. Also, all authors ensured that this manuscript is original and has not yet been accepted or published elsewhere.
: The authors declare that they have no competing interests.