K. Kiyohira

Correlation of ratio of serum pepsinogen I and II with prevalence of gastric cancer and adenoma in Japanese subjects

K. Haruma, Shinji Tanaka, Y. Kitadai, 1998, American Journal of Gastroenterology.

The relationship between gastric secretion and type of early gastric carcinoma.

K. Haruma, S. Tanaka, G. Kajiyama, 1995, Hiroshima journal of medical sciences.

Serum pepsinogen concentration as a marker of Helicobacter pylori infection and the histologic grade of gastritis; evaluation of gastric mucosa by serum pepsinogen levels

K. Chayama, K. Haruma, Shinji Tanaka, 2003, Journal of Gastroenterology.

The usefulness of gastric mass screening using serum pepsinogen levels compared with photofluorography.

K. Haruma, S. Tanaka, G. Kajiyama, 1997, Hiroshima journal of medical sciences.