1. From the Allergy and Asthma Medical Group and Research Center, San Diego, CA (Dr Meltzer)
2. Genesee Valley Otolaryngology, LLC, Rochester, NY (Dr Hadley)
3. Division of Clinical Immunology and Allergy, University of Tennessee Health Science Center, Memphis, TN (Dr Blaiss)
4. Department of Otolaryngology, Henry Ford Hospital, Detroit, MI (Dr Benninger)
5. MEDTAP International, Inc. Bethesda, MD (Drs Kimel and Kleinman)
6. and Aventis Pharmaceuticals, Inc. Bridgewater, NJ (Drs Garcia and Georges; Mr Leahy).