Funding for this research was provided by:
National Natural Science Foundation of China (81573776)
Received: 12 April 2019
Accepted: 19 June 2019
First Online: 29 June 2019
Ethics approval and consent to participate
: The present study was approved by the institutional review board of Tongji Hospital. This study does not involve the use of any animal data or tissue.
: Not applicable
: The authors declare that they have no competing interests.