Received: 19 April 2021
Accepted: 29 October 2021
First Online: 19 November 2021
: This study was performed in accordance with the Declaration of Helsinki and was approved by the Research Ethics Committee of Tongji Medical College, Huazhong University of Science and Technology. All participants read the objective statement of the investigation and signed informed consent. Written informed consent was attained from all the guardians of minors (under 18 years old) after an explanation of the research purpose.
: Not applicable.
: The authors declare that they have no competing interests.