No abstract available
MeSH terms
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Aged, 80 and over
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Endoscopic Ultrasound-Guided Fine Needle Aspiration*
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Esophageal Neoplasms / diagnostic imaging*
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Esophageal Neoplasms / pathology*
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Humans
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Male
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Melanins / metabolism
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Melanoma / diagnosis*
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Melanoma / secondary*