Figure 3From: Variability in prostate and seminal vesicle delineations defined on magnetic resonance images, a multi-observer, -center and -sequence studyThe standard deviation, S x p , q volume q , for the volume of the delineations for all 25 patients (prostate and vesicles), as function of the average volume, x p , q volume q . Each dot represents a patient. The imaging center is indicated by the dot shape.Back to article page