Fig. 3From: Phantom and clinical evaluation of the effect of full Monte Carlo collimator modelling in post-SIRT yttrium-90 Bremsstrahlung SPECT imagingEffect of full Monte Carlo collimator modelling on a contrast recovery (p values left to right = 0.041, 0.048, 0.086, 0.040) and b background variability for the 40- and 30-mm sphere sizes. Error bars indicate the standard errorBack to article page