Du, Yu
Miao, Zhuang
Wang, Kedi
Lv, Yan
Qiu, Lijuan
Guo, Lusheng
Article History
Received: 15 March 2021
Accepted: 26 July 2021
First Online: 11 August 2021
Declarations
:
: The study was approved by the Ethics Committee of the Third Affiliated Hospital of Beijing Friendship Hospital, Capital Medical University. Signed written informed consents were obtained from the patients and/or guardians.
: Not applicable.
: The authors declare that they have no competing interests.