Affiliation: | 1. Digestive Endoscopy and Surgery Unit, Bambino Gesù Children's Hospital IRCCS, Rome, Italy;2. University Department of Pediatrics, Unit of Immune and Infectious Diseases, Bambino Gesù Children's Hospital IRCCS, University of Rome Tor Vergata, Rome, Italy;3. University of L'Aquila, L'Aquila, Italy;4. Department of Pathology and Molecular Histopathology, Bambino Gesù Children's Hospital IRCCS, Rome, Italy;5. Department of Systems Medicine, University of Rome Tor Vergata, Rome, Italy |