Huang, Li-tian
Zhang, Meng
Tong, Xiaoguang
Article History
Received: 5 December 2023
Revised: 20 February 2024
Accepted: 16 March 2024
First Online: 5 April 2024
Declarations
:
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. This is a retrospective review study. Collection of retrospective data was approved by Institutional Ethics Committee of Tianjin Huanhu Hospital. For this type of study, no ethical approval is required
: The authors declare no competing interests.