APA (7th ed.) Citation

Berg, G., Blettner, M., & Brenner, H. (2001). Helicobacter pylori infection and serum ferritin: A population-​based study among 1806 adults in Germany. The American journal of gastroenterology, 96, .

Chicago Style (17th ed.) Citation

Berg, Gabriele, Maria Blettner, and Hermann Brenner. "Helicobacter Pylori Infection and Serum Ferritin: A Population-​based Study Among 1806 Adults in Germany." The American Journal of Gastroenterology 96 (2001).

MLA (9th ed.) Citation

Berg, Gabriele, et al. "Helicobacter Pylori Infection and Serum Ferritin: A Population-​based Study Among 1806 Adults in Germany." The American Journal of Gastroenterology, vol. 96, 2001.