Cita APA

Nikolaus, S., Rutgeerts, P., Fedorak, R., Steinhart, A. H., Wild, G. E., Theuer, D., . . . Schreiber, S. (2003). Interferon β-1a in ulcerative colitis: A placebo controlled, randomised, dose escalating study. Copyright 2003 by Gut.

Chicago Style Citation

Nikolaus, S., P. Rutgeerts, R. Fedorak, A H. Steinhart, G E. Wild, D. Theuer, J. Möhrle, i S. Schreiber. Interferon β-1a in Ulcerative Colitis: A Placebo Controlled, Randomised, Dose Escalating Study. Copyright 2003 by Gut, 2003.

Cita MLA

Nikolaus, S., et al. Interferon β-1a in Ulcerative Colitis: A Placebo Controlled, Randomised, Dose Escalating Study. Copyright 2003 by Gut, 2003.