Funding for this research was provided by:
Chinese Society of Nephrology (1405046058)
Fund of Peking University Health Science Center (BMU20160584)
National Natural Science Foundation of China (30900681)
Article History
Received: 18 October 2019
Accepted: 13 January 2020
First Online: 3 February 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.