Fig. 1From: Organ-specific SPECT activity calibration using 3D printed phantoms for molecular radiotherapy dosimetryCAD models designed from adult male mathematical models defined in [4] (top). The liver model (right) has been extended to include a spherical tumour and separate lobes. Organ inserts printed with white ABSplus (middle). Central slice through SPECT reconstruction of inserts containing 99mTc (bottom)Back to article page