Zhang, Y., & Brenner, H. (2012). Helicobacter pylori infection and colorectal cancer risk: Evidence from a large population-based case-control study in Germany. American journal of epidemiology, 175(5), .
Chicago-Zitierstil (17. Ausg.)Zhang, Yan, und Hermann Brenner. "Helicobacter Pylori Infection and Colorectal Cancer Risk: Evidence from a Large Population-based Case-control Study in Germany." American Journal of Epidemiology 175, no. 5 (2012).
MLA-Zitierstil (9. Ausg.)Zhang, Yan, und Hermann Brenner. "Helicobacter Pylori Infection and Colorectal Cancer Risk: Evidence from a Large Population-based Case-control Study in Germany." American Journal of Epidemiology, vol. 175, no. 5, 2012.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.