Funding for this research was provided by:
Medical health and technology project of Guangzhou city (20161A011061)
Guangdong provincial science and technology department (2016A020215136)
National Natural Science Foundation of China (81770079)
Received: 26 April 2018
Accepted: 23 August 2018
First Online: 1 September 2018
Ethics approval and consent to participate
: This study was reviewed and approved by the medical ethics committee of the first affiliated hospital of Guangzhou Medical University (No. 2017–04) and all patients and healthy persons included in this study provided written informed consent.
: All patients and healthy persons included in this study provided written informed consent.
: The authors declare that they have no competing interests.
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