Hu, Yanyan http://orcid.org/0000-0001-6444-8961
Zhu, Liping
Liu, Qiang
Xue, Yongzhen
Sun, Xuemei
Li, Guimei
Funding for this research was provided by:
Science and Technology Development Program of Linyi city (202020003)
Natural Science Foundation of Shandong Province (ZR2020MH102)
Article History
Received: 12 November 2020
Accepted: 8 September 2021
First Online: 28 September 2021
Declarations
:
: All procedures performed involving human participants were approved by the Ethics Committee of Linyi People’s Hospital, Linyi, Shandong Province, China and in accordance with the 1964 Declaration of Helsinki and its later amendments. This article does not contain any studies with animals performed by any of the authors. Our study was approved by the Pediatric Department of Linyi People’s Hospital.
: All participants provided an informed consent before participating in the study.
: The authors declare no competing interests.