(Q44135496)
Statements
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Risk factors for the severity of erosive esophagitis in Helicobacter pylori-negative patients with gastroesophageal reflux disease (English)
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El-Serag HB
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Johanson JF
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1 August 2002
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1 reference
37
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8
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899-904
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Identifiers
1 reference
1 reference