Liu, Bo
Wu, Zhaoke
Zhuang, Zhikun
Liu, Sikai
Li, Huijie
Han, Yongtai http://orcid.org/0000-0002-0401-4210
Article History
Received: 11 May 2020
Accepted: 28 September 2020
First Online: 8 October 2020
Ethics approval and consent to participate
: This study was approved by the Institutional Review Board of the Third Hospital of Hebei Medical University and was conducted in accordance with the Declaration of Helsinki. As this was a retrospective study and all patient information was deidentified before analysis, informed consent was only required for patients whose radiological images would be published.
: Written informed consent was obtained from participants whose radiological data have been published in the journal.
: All the authors declare that they have no conflict of interest with any organization that sponsored the research.