@ARTICLE{
author={Protic Marijana B,Schoepfer Alain,Yawalkar Nikhil,Vavricka Stephan,Seibold Frank},
year={2016},
title={Development of psoriasis in IBD patients under TNF-antagonist therapy is associated neither with anti-TNF-antagonist antibodies nor trough levels},
journal={SCANDINAVIAN JOURNAL OF GASTROENTEROLOGY},
volume={51},
number={12},
pages={1482-1488},
document_type={Article},
} 

@ARTICLE{
author={Protic Marijana B,Seibold Frank,Schoepfer Alain,Radojicic Zoran A,Juillerat Pascal,Bojic Daniela Z,Mwinyi Jessica,Mottet Christian,Jojic Njegica Z,Beglinger Christoph,Vavricka Stephan,Rogler Gerhard,Frei Pascal},
year={2014},
title={The effectiveness and safety of rescue treatments in 108 patients with steroid-refractory ulcerative colitis with sequential rescue therapies in a subgroup of patients},
journal={JOURNAL OF CROHNS & COLITIS},
volume={8},
number={11},
pages={1427-1437},
document_type={Article},
}