Fig. 4
![Fig. 4](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs40658-021-00389-0/MediaObjects/40658_2021_389_Fig4_HTML.png)
VOIs were drawn in a myocardium, b left ventricular blood pool, c and d abdominal aorta and aortic background (orange—aorta; purple—background) and e contouring the kidneys (green—right; cerise—left)
VOIs were drawn in a myocardium, b left ventricular blood pool, c and d abdominal aorta and aortic background (orange—aorta; purple—background) and e contouring the kidneys (green—right; cerise—left)