Funding for this research was provided by:
National Natural Science Foundation of China (NSFC81671171, NSFC81870936)
Guangdong Natural Science Foundation (2017A030313821)
Clinical Research Startup Program of Southern Medical University by High-level University Construction Funding of Guangdong Provincial Department of Education (LC2016PY025)
Received: 23 January 2019
Accepted: 22 May 2019
First Online: 31 May 2019
Ethics approval and consent to participate
: This study was approved by the Medical Ethics Committee of Nanfang Hospital (No. NFEC-2018-034). Informed consent was obtained from all healthy subjects and patients or their legal representatives. This research was conducted in accordance with the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.