Andrea Pretta is a MD specialized in Medical Oncology and a Researcher He works in the Medical Oncology Department at the AOU Cagliari (Italy) as a clinician and researcher. He is also responsible for phase II, III, IV, and translational clinical studies His main research interests are Gastrointestinal Cancers (upper and lower), Immuno Oncology, Immunotherapy, and Translational Research. He is a member of the American Society of Clinical Oncology and European Society of Medical Oncology and he is the author and coauthor of around 85 publications in the field of Oncology, Immunobiology, and Translational Research.