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NCT00475592
NCT00475592
https://clinicaltrials.gov/show/NCT00475592
Validation of Esophageal Variceal Grading: A Comparative Study of Upper Gastrointestinal (GI) Endoscopy and Capsule Endoscopy [clinicaltrials:NCT00475592]
url [clinicaltrials_vocabulary:url]
NCT00475592
https://clinicaltrials.gov/show/NCT00475592