Funding for this research was provided by:
Training foundation for Excellent Young Talents (2019-KY-005)
Article History
Received: 3 July 2020
Revised: 20 September 2020
Accepted: 23 September 2020
First Online: 29 September 2020
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interests.
: All the patients or their guardians signed the informed consents.
: This research was approved by the ethic committee of The Huangdao District People's Hospital.