%0 Journal Article %T Joint Estimation of Activity and Attenuation in Whole-Body TOF PET/MRI Using Constrained Gaussian Mixture Models. %A Mehranian, Abolfazl %A Zaidi, Habib %J IEEE transactions on medical imaging %V 34 %N 9 %P 1808-21 %@ 0278-0062 %D 2016-02-29 %~ DeepDyve