Radiomic Gradient in Peritumoural Tissue of Liver Metastases: A Biomarker for Clinical Practice? Analysing Density, Entropy, and Uniformity Variations with Distance from the Tumour oleh Francesco Fiz, Elisa Maria Ragaini, Sara Sirchia, Chiara Masala, Samuele Viganò, Marco Francone, Lara Cavinato, Ettore Lanzarone, Angela Ammirabile, Luca Viganò