First positronium lifetime imaging with scandium-44 yields lifetimes consistent with water, but unresolved 1157 keV prompt photons degrade count statistics, making 44Sc inferior to 124I on this scanner.
Positron Annihilation Spectroscopy
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First Positronium Lifetime Imaging with Scandium-44 on a Long Axial Field-of-view PET/CT
First positronium lifetime imaging with scandium-44 yields lifetimes consistent with water, but unresolved 1157 keV prompt photons degrade count statistics, making 44Sc inferior to 124I on this scanner.