Funding for this research was provided by:
National Natural Science Foundation (81802686)
Beijing Natural Science Foundation (7192226)
Article History
Received: 3 February 2020
Accepted: 10 May 2020
First Online: 5 June 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.
: The study was approved by the ethics committee of Peking University Third Hospital (No. IRB00006761-2016048).
: Informed consent for use of their specimens and data in this study was obtained from all adult patients or written parental consent was provided for minors before the study was conducted.
: The data and materials are available from the corresponding author on reasonable request.