Fig. 1From: On the use of solid 133Ba sources as surrogate for liquid 131I in SPECT/CT calibration: a European multi-centre evaluationa CAD models of the solid and fillable cylinders including cap, b production of the solid sources at CEA, (c) SPECT/CT measurement of the four cylinders mounted in a Jaszczak cylindrical phantom, (d) SPECT/CT fusion of the CEA 133Ba sources measured with setup S7, (e) SPECT/CT fusion of the liquid 131I sources measured with setup S7Back to article page