@misc{indiciae7b500b3781d3, title = {Interferon beta-1a in ulcerative colitis: a placebo controlled, randomised, dose escalating study.}, author = {S Nikolaus and P Rutgeerts and R Fedorak and A H Steinhart and G E Wild and D Theuer and J Möhrle and S Schreiber}, year = {2003}, doi = {10.1136/gut.52.9.1286}, url = {https://pubmed.ncbi.nlm.nih.gov/12912859/}, note = {Source identifier: 12912859} }