Funding for this research was provided by:
National Natural Science Foundation of China (31670982)
National Basic Research Program of China (973 Program) (2018YFF0301100)
Clinical Medicine Plus X-Young Scholars Project of Peking University (PKU2018LCXQ009)
Text and Data Mining valid from 2019-07-09
Received: 4 April 2019
Accepted: 27 June 2019
First Online: 9 July 2019
Ethics approval and consent to participate
: The study was approved by the Medical Ethics Committee of Peking university third hospital (No: IRB00006761–2011097). The written informed consent was obtained from all participants.
: The written informed consent to publish the information of the manuscript was obtained from all participants.
: The authors declare that they have no competing interests.