[1] Univ Hosp North Norway, PET Imaging Ctr, Tromso, Norway
[2] UiT Arctic Univ Norway, Dept Phys & Technol, UiT Machine Learning Grp, Tromso, Norway
[3] UiT Arctic Univ Norway, Dept Clin Med, Nucl Med & Radiat Biol Res Grp, Tromso, Norway
[4] Univ Sherbrooke, Sherbrooke Mol Imaging Ctr CRCHUS, Sherbrooke, PQ, Canada
[5] Univ Sherbrooke, Dept Nucl Med & Radiobiol, Sherbrooke, PQ, Canada
[6] Imaging Res & Technol Inc, Sherbrooke, PQ, Canada