(Q51612950)
Statements
Helicobacter pylori and duodenal ulcer. A study of duodenal ulcer patients and their first-degree relatives. (English)
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Valle J
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Pikkarainen P
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Vuoristo M
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Sipponen P
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Kekki M
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Siurala M
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1 January 1991
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186
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45-51
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