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: NCT01683578
Brief Title: Protective Variable Ventilation for Open Abdominal Surgery (PROVAR)

First Submitted : September 3, 2012
First Submitted that Met QC Criteria : September 10, 2012
First Posted : September 12, 2012 (Estimate)

Last Update Submitted that Met QC Criteria : March 30, 2016
Last Update Posted : March 31, 2016 (Estimate)