Funding for this research was provided by:
National Natural Science Foundation of China (81871664)
National Science and Technology Major Project of China (2018ZX10301202-003)
Collaboration and Innovation Health Care Major Project of Guangzhou (201803040013)
Received: 5 September 2018
Accepted: 4 July 2019
First Online: 19 July 2019
Ethics approval and consent to participate
: This study was conducted in compliance with the Declaration of Helsinki and approved by the Ethical Committee of Nanfang Hospital (NFEC-201209-K3). All patients provided written documentation of informed consent to enter the study.
: Not applicable.
: The authors declare that they have no competing interests.