Fig. 4From: Simultaneous 13N-Ammonia and gadolinium first-pass myocardial perfusion with quantitative hybrid PET-MR imaging: a phantom and clinical feasibility studyBland and Altman plot of territorial MBF. CMR MBF underestimated PET MBF with a bias of − 0.34 mL/g/min (95% limits of agreement 0.49 to − 1.18). Dashed lines indicate 95% limits of agreement and biasBack to article page