APA (7th ed.) Citation

Zumkeller, N., & Brenner, H. (2006). Helicobacter pylori infection and colorectal cancer risk: A meta-analysis. Helicobacter, 11, .

Chicago Style (17th ed.) Citation

Zumkeller, Natalia, and Hermann Brenner. "Helicobacter Pylori Infection and Colorectal Cancer Risk: A Meta-analysis." Helicobacter 11 (2006).

MLA (9th ed.) Citation

Zumkeller, Natalia, and Hermann Brenner. "Helicobacter Pylori Infection and Colorectal Cancer Risk: A Meta-analysis." Helicobacter, vol. 11, 2006.