Automated Segmentation of Liver and Liver Tumors with SwinUNETR and UNET Neural Networks on 18F-FDG PET/CT. - Demir, Burak; Yurtçu, Hatice Kübra; Atalay, Merve Ağcıoğlu; Ertek, Fikret (Molecular Imaging & Radionuclide Therapy, 2026)