(Q44366324)
Statements
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Gastroesophageal pH step-up inaccurately locates proximal border of lower esophageal sphincter (English)
H. E. Mattox
J. E. Richter
J. W. Sinclair
J. E. Price
1 August 1992
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37
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8
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1185-1191
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Identifiers
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