1. IIT Institute of Design, 350 N LaSalle, Chicago, IL 60654, USA
2. University of Illinois at Chicago, 1200 W Harrison St Chicago, IL 60607, USA
3. Chicago Asthma Consortium, PO Box 31757, Chicago, IL 60631, USA
4. Ann & Robert H Lurie Children's Hospital of Chicago, 225 E Chicago Ave., Chicago, IL 60611, USA
5. Sinai Health System, California Avenue, 15th Street, Chicago, IL 60608, USA
6. Illinois Emergency Department Asthma Surveillance Project (IEDASP)
7. Respiratory Health Association, 1440 W Washington Blvd, Chicago, IL 60607, USA
8. Rush University Medical Center, 1653 W Congress Pkwy, Chicago, IL 60612, USA
9. University of Chicago, 5801 S Ellis Ave., Chicago, IL 60637, USA
10. John H Stroger Jr Hospital of Cook County, 1901 W Harrison St Chicago, IL 60612, USA
11. University of Illinois Hospital & Health Sciences System, 1740 W Taylor St Chicago, IL 60612, USA