CHICAGO--(BUSINESS WIRE)--March 28, 2006--The University of Chicago Hospitals is one of about 30 centers around the world, and the only one in Illinois, participating in the Asthma Interventional Research 2 (AIR2) clinical trial, the first U.S. trial of "Bronchial Thermoplasty," an investigational treatment for patients with moderate to severe asthma.
