Fig. 1From: Accuracy of intravascular ultrasound-derived virtual fractional flow reserve (FFR) and FFR derived from computed tomography for functional assessment of coronary artery diseaseParticipant flowchart of the study. FFR fractional flow reserve, AccuFFRct computed tomography-derived fractional flow reserve, AccuFFRivus intravascular ultrasound-derived fractional flow reserve, CTA computed tomography angiography, CAG coronary angiography, IVUS intravascular ultrasoundBack to article page