%0 Journal Article %T Biologics' switching: new insights toward establishing practice norms %A Hussein Mahagna %A Shomron Ben-Horin %J Archive of "United European Gastroenterology Journal". %D 2019 %R 10.1177/2050640619851683 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6620867/