Mastracci, L., F. Grillo, P. Parente, I. Gullo, M. Campora, V. Angerilli, C. Rossi, M. L. Sacramento, G. Pennelli, A. Vanoli, and M. Fassan. “PD-L1 Evaluation in the Gastrointestinal Tract: From Biological Rationale to Its Clinical Application”. Pathologica - Journal of the Italian Society of Anatomic Pathology and Diagnostic Cytopathology, Vol. 114, no. 5, Oct. 2022, pp. 352-64, doi:10.32074/1591-951X-803.