Fig. 2From: Performance evaluation of SimPET-L and SimPET-XL: MRI-compatible small-animal PET systems with rat-body imaging capabilitySpatial resolution of a SimPET-L (FHWM), b SimPET-XL (FWHM), c SimPET-L (FWTM), and d SimPET-XL (FWTM) measured using FBP, OSEM, and OSEM-PSF at axial center per radial positionBack to article page