Funding for this research was provided by:
National Basic Research Program of China (973 Program) (2017YFA0104500)
National Natural Science Foundation of China (81770189, 81621001, 81670167, 81530046)
Science and Technology Project of Guangdong Province of China (2016B030230003)
Peking University Clinical Scientist Program (BMU2019LCKXJ003)
the project of health collaborative innovation of Guangzhou city (201704020214)
Text and Data Mining valid from 2019-09-03
Received: 10 July 2019
Accepted: 23 August 2019
First Online: 3 September 2019
Ethics approval and consent to participate
: The study protocol was approved by the Ethics Committee of Peking University People’s Hospital, the first affiliated hospital of Soochow University, and Nanfang Hospital. The study is registered at http://clinicaltrials.gov/ NCT02412423. Informed consent was obtained from each patient.
: Not applicable.
: The authors declare that they have no competing interests.