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Authors
Liu, Y.
Wang, M.
Zhu, Y.
Chen, J.
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Article History
Received: 8 July 2020
Accepted: 27 August 2020
First Online: 4 September 2020
Compliance with ethical standards
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: Drs. Yuchen Liu, Minggang Wang, Yilin Zhu and Jie Chen have no conflicts of interest or financial ties to disclose.
: The authors declare that they have no competing interests.
: All procedures involving human participants were in accordance to the ethical standards of the Institutional Research Committee and with the 1964 Helsinki Declaration and its later amendments. The protocol was approved by Beijing Chaoyang Hospital, Capital Medical Universisy Ethical Committee, 2018-K-314. Written informed consent was obtained from all individual participants.
