APA

Jonkers D., Houben G., de Bruine A., Arends J. W., Stobberingh E. & Stockbrügger R. (19990211). Prevalence of gastric metaplasia in the duodenal bulb and distribution of Helicobacter pylori in the gastric mucosa. A clinical and histopathological study in 96 consecutive patients. : Italian journal of gastroenterology and hepatology.

Chicago

Jonkers D, Houben G, de Bruine A, Arends J W, Stobberingh E and Stockbrügger R. 19990211. Prevalence of gastric metaplasia in the duodenal bulb and distribution of Helicobacter pylori in the gastric mucosa. A clinical and histopathological study in 96 consecutive patients. : Italian journal of gastroenterology and hepatology.

Harvard

Jonkers D., Houben G., de Bruine A., Arends J. W., Stobberingh E. and Stockbrügger R. (19990211). Prevalence of gastric metaplasia in the duodenal bulb and distribution of Helicobacter pylori in the gastric mucosa. A clinical and histopathological study in 96 consecutive patients. : Italian journal of gastroenterology and hepatology.

MLA

Jonkers D, Houben G, de Bruine A, Arends J W, Stobberingh E and Stockbrügger R. Prevalence of gastric metaplasia in the duodenal bulb and distribution of Helicobacter pylori in the gastric mucosa. A clinical and histopathological study in 96 consecutive patients. : Italian journal of gastroenterology and hepatology. 19990211.