Funding for this research was provided by:
National Natural Science Foundation of China (81370787)
The Jiangsu province Clinical Medical Science and Technology Commission (SBL2014030237)
Received: 13 September 2019
Accepted: 10 September 2020
First Online: 21 September 2020
Ethics approval and consent to participate
: Procedures in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee. Administrative permissions were acquired by our team to access the data used in research. Written informed consent was obtained from all study participants including the parents or legal guardians of any participant under the age of 16.
: Written informed consent for publication of identifying images or other personal or clinical details was obtained from all study participants including the parents or legal guardians of any participant under the age of 18.
: The authors declare no conflict of interest.