Fig. 6From: Computation of contrast-enhanced perfusion using only two CT scan phases: a proof-of-concept study on abdominal organsRelationship between α and k in the clinical range of α (3–15). In this case, \(k=1.502+\left(0.092016\times \alpha \right)\), with r2 = 0.99, p < 0.001Back to article page