Zhang, Dong-Xue
Zhang, Bao-Xu
Wang, Xiao-Dong
Peng, Yan-Chao
Wang, Ming-Li
Fu, Yue
Luo, Xing-Liao
Zhang, Li-Min http://orcid.org/0000-0002-2933-7227
Funding for this research was provided by:
Bureau of Science and Technology of Hebei Province (172777117)
Natural Science Foundation of China (81701296)
Article History
Received: 16 April 2020
Accepted: 12 August 2020
First Online: 18 August 2020
Compliance with ethical standards
:
: The authors declare that they have no competing interests.
: This study was retrospective and approved by the Regional Ethics Committee of our three hospitals (Cangzhou Central Hospital, Cangzhou People Hospital, and Cangzhou Second People Hospital).