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Journal
Am J Gastroenterol
Volume
94
Issue
8
Pages
2094-9
Publication year
1999
Suggested citation
Fujisawa T, Kumagai T, Akamatsu T, Kiyosawa K, Matsunaga Y. Changes in seroepidemiological pattern of Helicobacter pylori and hepatitis A virus over the last 20 years in Japan. Am J Gastroenterol. 1999; 94(8): 2094-9.