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: NCT00464477
Brief Title: Advanced Grandparental Age as a Risk Factor for Autism

First Submitted : April 20, 2007
First Submitted that Met QC Criteria : April 20, 2007
First Posted : April 23, 2007 (Estimate)

Last Update Submitted that Met QC Criteria : November 6, 2007
Last Update Posted : November 7, 2007 (Estimate)