Zhou, Jinqiong
Ding, Jingwen
Li, Dongmei
Funding for this research was provided by:
Surpported by the fund of Beijing Municipal Science &Technology Commissio
Article History
Received: 16 January 2021
Accepted: 16 July 2021
First Online: 28 August 2021
Declarations
:
: All participants or their guardians were fully informed and signed the informed consent, including the agreement for the publication of potentially identifiable information. The study protocol followed the principles of the declaration of Helsinki, and the Medical Ethics Committee of the Beijing Tongren Hospital approved the study.
: Have already obtained.
: The authors declare that they have no competing interests.