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. 2013 Sep;34(9):1697–1703. doi: 10.3174/ajnr.A3460

Fig 1.

Fig 1.

Selected section from a PWI dataset (left) and concentration time curve (black dotted) for a location within the perfusion lesion (arrow) with fitted hemodynamic model curves: γ-variate model (red), local density random walk model (green), log-normal model (magenta), and reference-based linear curve fit model (blue).