Neumann, HelmutEmura, FabianBokemeyer, BerndGuda, NaliniTajiri, HisaoMatsumoto, TakayukiRubin, David T.2021-08-162021-08-162020https://openscience.ub.uni-mainz.de/handle/20.500.12030/6291engCC-BY-NC-ND-4.0https://creativecommons.org/licenses/by-nc-nd/4.0/610 Medizin610 Medical sciencesPractical advice for management of inflammatory bowel diseases patients during the COVID-19 pandemic : World Endoscopy Organization StatementZeitschriftenaufsatz