Received: 12 May 2020
Accepted: 7 January 2021
First Online: 10 February 2021
Ethics approval and consent to participate
: All included patients written informed consent. This study was approved by the Ethics Committee (full name: Ethics Committee of Beijing Ditan hospital, Capital Medical University) (reference number 2019-No.0061–001) to the Department of Radiology, Beijing, China.
: Not applicable.
: The authors declare that they have no competing interests.