COVID-19 is an emerging, rapidly evolving situation.
Get the latest public health information from CDC:

Get the latest research information from NIH:

Key Record Dates Identifier: NCT01262040
Brief Title: Narrow Band Imaging (NBI): A Novel Imaging Modality in Minimally Invasive

First Submitted : December 15, 2010
First Submitted that Met QC Criteria : December 16, 2010
First Posted : December 17, 2010 (Estimate)

Last Update Submitted that Met QC Criteria : November 6, 2018
Last Update Posted : November 7, 2018