Photon counting detector CT-derived virtual non-contrast images of the liver: comparison of conventional and liver-specific algorithms across arterial and portal venous phase scans. - Anna-Katharina Gerstner; Franka Risch; Luca Canalini; Gerlig Widmann; Elke Ruth Gizewski; Stefanie Bette; Simon Hellbrueck; Thomas Kroencke; Josua A. Decker (BMC Medical Imaging, 2025)