Fig. 2From: Quantitative SPECT (QSPECT) at high count rates with contemporary SPECT/CT systemsSystem A (Symbia T6; a and c) and B (Discovery 670; b and d) observed count rate vs. activity (a and b) and expected count rate (c and d; only quantifiable non-grayed data points fitted to the paralyzable model) during planar acquisitionsBack to article page