Wang, Shaojun
Zhang, Xiaofei
Wang, Guimei
Cao, Bin
Yang, Hong
Jin, Lipeng
Cui, Mingjuan
Mao, Yongjun http://orcid.org/0000-0002-3501-4950
Article History
Received: 25 June 2019
Accepted: 20 November 2019
First Online: 29 November 2019
Change Date: 1 March 2024
Change Type: Correction
Change Details: This article has been retracted. Please see the Retraction Notice for more detail:
Change Details: https://doi.org/10.1186/s12885-024-12036-9
Ethics approval and consent to participate
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the Qingdao University Ethics Committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.Written informed consents were obtained from patients before surgery. The consent form is held by the The Affiliated Hospital of Qingdao University and is available for review by the Editor-in-Chief.
: Not applicable.
: The authors declare that they have no competing interests.