Qiu, J.
Yang, G.
Lin, A.
Shen, Z.
Article History
Received: 18 January 2020
Accepted: 12 February 2020
First Online: 27 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: Institutional Review Board (IRB) approval has been obtained from the Ethical Committee of the Third People’s Hospital of Hangzhou in compliance with the Principals Helsinki Declaration in 1964.
: All study participants, or their legal guardian, provided informed written consent prior to study enrollment including the possibility of future publication according to the Chinese bioethics laws.