Cite
MLA Citation
Christian Maaser et al.. “ECCO-ESGAR Guideline for Diagnostic Assessment in IBD Part 1: Initial diagnosis, monitoring of known IBD, detection of complications.” Journal of Crohn's and colitis, vol. 13, 2019, pp. 144–164K. http://access.bl.uk/ark:/81055/vdc_100094066975.0x00002b