Funding for this research was provided by:
Excellent Young Scientist Foundation of the Affiliated Hospital of Qingdao University (no. 3055)
Academic Promotion Program of Shandong First Medical University (2019QL010, 2019PT009)
National Natural Science Foundation of China (81770855)
Received: 27 October 2022
Accepted: 7 March 2023
First Online: 16 April 2023
: This study was approved by the Ethics Committee of the Shandong First Medical University & Shandong Academy of Medical Sciences (W202107060302) and the Affiliated Hospital of Qingdao University (QDFY-20130049). All patients/guardians had signed informed consent.
: The authors declare no conflicts of interest.