APA Citatie

Zahn, A., Giese, T., Karner, M., Braun, A., Hinz, U., Stremmel, W., & Ehehalt, R. (2009). Transcript levels of different cytokines and chemokines correlate with clinical and endoscopic activity in ulcerative colitis. BioMed Central.

Chicago Style citaat

Zahn, Alexandra, Thomas Giese, Max Karner, Annika Braun, Ulf Hinz, Wolfgang Stremmel, en Robert Ehehalt. Transcript Levels of Different Cytokines and Chemokines Correlate With Clinical and Endoscopic Activity in Ulcerative Colitis. BioMed Central, 2009.

MLA citatie

Zahn, Alexandra, et al. Transcript Levels of Different Cytokines and Chemokines Correlate With Clinical and Endoscopic Activity in Ulcerative Colitis. BioMed Central, 2009.