J. Crohns Colitis J. Crohns Colitis ECCO topical review on biological treatment cycles in crohn’s disease Noor Nurulamin M Sousa Paula Bettenworth Dominik Gomollón Fernando Universidad de Zaragoza Lobaton Triana Bossuyt Peter Casanova Maria Jose Ding Nik S Dragoni Gabriele Furfaro Federica van Rheenen Patrick F Chaparro Maria Gisbert Javier P Louis Edouard Papamichael Konstantinos 2023 research-article