Funding for this research was provided by:
National Natural Science Foundation of China (81873999, 81672158)
National Basic Research Program of China (973 Program) (2016YFC1100100)
Text and Data Mining valid from 2019-11-14
Received: 19 August 2019
Accepted: 22 October 2019
First Online: 14 November 2019
Ethics approval and consent to participate
: This retrospective study was approved and consented to participate by the Ethics Committee of The Union Hospital, Tongji Medical College, Huazhong University of Science and Technology.
: Not applicable.
: The authors declare that they have no competing interests.