Zhang, Xuchen
Zhang, Hefeng
Hou, Feng
Fang, Tao
Zhang, Chuantao
Wang, Huiyun
Song, Shanai
Lan, Hongwei
Wang, Yongjie
Hou, Helei
Funding for this research was provided by:
Natural Science Foundation of Shandong (ZR2023MH259)
Special Funding for Qilu Sanitation and Health Leading Talents Cultivation Project
Article History
Received: 17 March 2024
Accepted: 1 June 2024
First Online: 18 June 2024
Declarations
:
: This protocol of this study had been reviewed and approved by the Institutional Review Board of the Affiliated Hospital of Qingdao University (Qingdao, China). This single-centre retrospective study was retrospectively registered at the Affiliated Hospital of Qingdao University (Qingdao, China). Trial registration number: QYFYWZLL27970. 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. All the enrolled patients have read and signed the informed consents.
: This study received consent for publication from all the participants.
: The authors declare no competing interests.