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Authors
Ye, JingYao
Jiang, Ping
Guan, HuaPeng
Wei, ChuanFu
Li, Sen
Jia, MengLong
Li, NianHu
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Funding
Funding for this research was provided by:
The Natural Science Foundation of Shandong Province (ZR2019MH044, ZR2019MH044, ZR2019MH044, ZR2019MH044, ZR2019MH044, ZR2019MH044)
The Key Project of Shandong Geriatric Association (LKJGG2021Z009, LKJGG2021Z009, LKJGG2021Z009, LKJGG2021Z009, LKJGG2021Z009, LKJGG2021Z009)
Xu Zhanwang Shandong Construction Project of Inheritance Studio for Famous and Old TCM Experts ([2019] No.92, [2019] No.92, [2019] No.92, [2019] No.92, [2019] No.92, [2019] No.92)
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Article History
Received: 14 May 2022
Accepted: 30 October 2022
First Online: 24 November 2022
Declarations
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: This was a retrospective cohort study from a single institution. According to the study design and national and institutional guidelines, ethics committee approval was not needed. At the time of hospitalization, all patients provided written informed consent for surgery and data management for scientific purposes. This study complies with the World Medical Association Declaration of Helsinki.
: These patients were contacted by telephone to obtain verbal informed consent.
: The authors declare that the research was conducted in the absence of any commercial or financial relationship that could be construed as a potential conflict of interest.
