Comparison of Diagnostic Accuracy Before or After Stricture Dilation in Biliary Stricture
NCT02465229
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clinicaltrials.gov ↗
NA
Phase
UNKNOWN
Status
60
Enrollment
OTHER
Sponsor class
Conditions
Biliary Strictures
Interventions
PROCEDURE:
Multimodal tissue-sampling methods before and after stricture dilation
Sponsor
National Taiwan University Hospital