Immunisation and vaccination status at diagnosis in Pediatric inflammatory bowel disease - Velasco Rodriguez-Belvis, M; Palomino Perez, L M; Sanchez Fernandez-Bravo, C; Jose Luis, L F; Sanchiz Perea, A; Canedo Villarroya, E; Dominguez Ortega, G; Pedron Giner, C C; Rodriguez Manchon, S; Martinez Perez, J; Munoz Gonzalez, A; Munoz Codoceo, R A (Journal of Crohns & Colitis, 2020)