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: NCT00033319
Brief Title: Aspirin and/or Folic Acid in Preventing Recurrent Colorectal Polyps

First Submitted : April 9, 2002
First Submitted that Met QC Criteria : June 30, 2003
First Posted : July 1, 2003 (Estimate)

Last Update Submitted that Met QC Criteria : September 16, 2013
Last Update Posted : September 17, 2013 (Estimate)