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ClinicalTrials.gov

Key Record Dates

ClinicalTrials.gov Identifier: NCT00002935
Brief Title: Photodynamic Therapy in Treating Patients With Early Esophageal Cancer

First Submitted : November 1, 1999
First Submitted that Met QC Criteria : October 21, 2003
First Posted : October 22, 2003 (Estimate)

Last Update Submitted that Met QC Criteria : December 22, 2011
Last Update Posted : December 23, 2011 (Estimate)