The 4th National Audit Project (NAP4) was a UK study of major complications of airway management in anaesthesia, intensive care units, and emergency departments, in every hospital belonging to the National Health Service.

Download to read this article in PDF document:
The 4th National Audit Project: Airway Lessons From Across the Atlantic

This article is in PDF format and it requires Abobe Reader. If you do not have Adobe Reader installed on your computer then please download and install from the link below.