1. Decrease in primary but not in secondary abdominal surgery for Crohn's disease: nationwide cohort study, 1990–2014. Issue 11 (26th May 2020) Authors: Kalman, T. D.; Everhov, Å. H.; Nordenvall, C.; Sachs, M. C.; Halfvarson, J.; Ekbom, A.; Ludvigsson, J. F.; Myrelid, P.; Olén, O. Journal: British journal of surgery Issue: Volume 107:Issue 11(2020) Page Start: 1529 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗