Funding for this research was provided by:
Natural Science Foundation of Zhejiang Province (LQ20H160020, LGF18H160037)
KEY Project of Zhejiang Provincial Medicine and Health Science Foundation (2016ZDB011)
Science and Technology Project of Hangzhou Bureau (2015ZD01, 2018A33)
Received: 12 April 2020
Accepted: 25 August 2020
First Online: 31 August 2020
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. The Scientific Research Board of Hangzhou Cancer Hospital approved this study (HZCH-2017-13). Administrative permissions were obtained to access the data used in this study. All patients signed the informed consent.
: All authors agreed publication of the manuscript.
: The authors have stated that they have no conflicts of interest.