1. Detroit and Ann Arbor, MI, Atlanta, GA, Norfolk and Richmond, VA, Chicago, IL, Chapel Hill, NC, Galveston, TX, Louisville, KY
2. From Wayne State University, Detroit, MI
3. University of Louisville, Louisville, KY
4. University of Texas Medical Branch-Galveston, TX
5. University of North Carolina, Chapel Hill, NC
6. University of Illinois-Chicago, Chicago, IL
7. Virginia Commonwealth University, Richmond, VA
8. Eastern Virginia Medical School, Norfolk, VA
9. Atlanta Allergy and Asthma Clinic, Atlanta, GA
10. University of Michigan, Ann Arbor, MI