How, Guo Yuan
Pua, Uei
Article History
Received: 1 September 2020
Accepted: 28 October 2020
First Online: 9 December 2020
Change Date: 19 November 2025
Change Type: ExpressionOfConcern
Change Details: An Editorial Expression of Concern to this paper has been published:
Change Details: https://doi.org/10.1186/s13244-025-02141-z
Ethics approval and consent to participate
: Ethics approval was obtained from the National Healthcare Group Domain Specific Review Board. Waiver of consent was also obtained. NHG DSRB Ref: 2020/00777.
: Not applicable.
: The authors declare that they have no competing interests.