Fig. 5From: Feasibility of 177Lu activity quantification using a small portable CZT-based gamma-cameraFactor \({B}_{i}\left(d\cdot {\mu }_{i}\right)\) (unitless) for the MEGP (left) and LEHR (right) collimators, for the three energy windows, as function of the depth and attenuation coefficient product (\(d\cdot {\mu }_{i}\)). Top row shows results using gross-peak count rates and bottom row results based on net count rates after TEW scatter correctionBack to article page