Liu, Fa-jing
Ding, Xiao-kun
Chai, Yi
Qi, Su-hong
Li, Peng-fei
Article History
Received: 20 December 2021
Accepted: 19 May 2022
First Online: 3 June 2022
Declarations
:
: The Institutional Review Board of the Tianjin Hospital approved this study and it was conducted in accordance with the Declaration of Helsinki. All participants provided written informed consent before their data were stored in our hospital database and used for study purposes.
: Not applicable.
: The authors declare that they have no competing interests.