Received: 1 September 2020
Accepted: 30 December 2020
First Online: 12 January 2021
Ethics approval and consent to participate
: This study was approved by the medical ethical review committee of the University Medical Center Groningen. All participants provided written informed consent before participating in the study.
: Not applicable.
: RG and AJS are founders and shareholders in Diagnoptics Technologies (Groningen, the Netherlands), manufacturer of the AGE Reader. The other authors declare that they have no competing interests.