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Comparison of normalized mean values and CVs of CT-derived PBF versus CT-derived PBV in two animals studied with balloon occlusion model, which was used to achieve a range of pulmonary perfusion values and heterogeneities. Values are percentages of summed total voxel values. (a, b) Normalized mean values for animals 1 and 2, respectively. (c, d) CVs of normalized values for animals 1 and 2, respectively.
