Fig. 1From: Multi institutional quantitative phantom study of yttrium-90 PET in PET/MRI: the MR-QUEST studyAttenuation map of NEMA 2007/IEC 2008 body phantom with VOIs drawn around each of the six fillable spheres, 72 VOIs drawn in the background compartment, and a 28-mm diameter VOI drawn in the cold insert (center, yellow)Back to article page