Funding for this research was provided by:
National High Technology Research and Development Program of China (2014AA020610)
National Natural Science Foundation of China (81771489, 81672495)
Beijing Municipal Science & Technology Commission (Z171100000117002)
China National Key Research and Development Program (2017YFC0908300)
Beijing Talents Fund (2015000021223ZK24)
Xinjiang Uygur Autonomous Region Natural Science Fund Project (2018D01C092)
Received: 25 June 2019
Accepted: 19 November 2019
First Online: 3 December 2019
Ethics approval and consent to participate
: This study was approved by the medical ethics committee of Beijing Tiantan Hospital (KY2016-035-01).
: All the authors in this paper consent to publication of the work.
: The authors declare that they have no competing interests.