A magnified endoscopic view of esophageal melanocytosis
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PII: S0016-5107(04)02638-0
© 2005 American Society for Gastrointestinal Endoscopy. Published by Elsevier Inc. All rights reserved.
PII: S0016-5107(04)02638-0
© 2005 American Society for Gastrointestinal Endoscopy. Published by Elsevier Inc. All rights reserved.