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: NCT01986478
Brief Title: OCT Reference Database

First Submitted : November 11, 2013
First Submitted that Met QC Criteria : November 15, 2013
First Posted : November 18, 2013 (Estimate)

Last Update Submitted that Met QC Criteria : March 25, 2014
Last Update Posted : March 27, 2014 (Estimate)