Funding for this research was provided by:
the Hunan Provincial Hundred Talent Plan (to XZ)
the Xiangya Hospital Funds for Talent Introduction (to XZ)
the China “863” Plan Project (2014AA020610-1)
National Natural Science Foundation of China (81572278 and 81272798)
Article History
Received: 28 October 2019
Accepted: 6 November 2019
First Online: 20 November 2019
Compliance with ethical standards
:
: The authors declare that they have no competing interests.