Zhang, Shu-Ling
Song, Jun
Wang, Yan-Ru
Guo, Yi-Jia
Zhao, Jian-Zhu
Sun, Li
Huang, Le-Tian
Ma, Jie-Tao
Han, Cheng-Bo
Article History
Received: 10 August 2020
Accepted: 15 February 2021
First Online: 2 March 2021
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of Shengjing Hospital of China Medical University (Approved number: 2016PS161J). All procedures performed in this study involving human participants were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards. Written informed consent was obtained from all individual participants included in the study.
: The patients and their families provided written informed consent for the publication of the present study.
: The authors declare that they have no competing interests.