No abstract available
MeSH terms
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Barium Sulfate
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Cobalt Radioisotopes*
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Contrast Media
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Deglutition
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Female
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Gastric Emptying*
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Hernia, Hiatal / diagnostic imaging*
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Humans
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Image Enhancement / instrumentation
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Image Enhancement / methods*
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Middle Aged
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Radiography
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Radionuclide Imaging
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Radiopharmaceuticals*
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Technetium
Substances
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Cobalt Radioisotopes
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Contrast Media
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Radiopharmaceuticals
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Barium Sulfate
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Technetium