No abstract available
MeSH terms
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Adult
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Aged
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Duodenal Ulcer / metabolism*
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Female
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Gastric Acid / metabolism
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Gastrins / blood
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Histamine H2 Antagonists / pharmacology*
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Humans
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Male
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Middle Aged
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Nizatidine
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Pepsin A / metabolism*
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Pepsinogens / blood
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Ranitidine / pharmacology*
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Thiazoles / pharmacology*
Substances
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Gastrins
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Histamine H2 Antagonists
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Pepsinogens
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Thiazoles
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Ranitidine
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Pepsin A
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Nizatidine