JNM -- Schinkel et al. 44 (2): 127 Figure 2

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FIGURE 2. Presence of contractile reserve according to resting ^99mTc-tetrofosmin perfusion (0 = normal [100% $>=$ uptake > 80%], 1 = mildly reduced [80% $>=$ uptake > 50%], 2 = moderately reduced [50% $>=$ uptake > 25%], 3 = severely reduced or absent [25% $>=$ uptake $>=$ 0%]).