1. Nursing Faculty, Spring Arbor University, Spring Arbor, MI
2. Allergist/Immunologist, Associate Clinical Professor of Medicine, Division of Allergy and Immunology, University of Texas Southwestern Medical Center, Dallas, TX
3. Asthma and Allergy Center, Lewisville and Flower Mound, TX
4. Allergist/Immunologist, Associate Professor of Pediatrics and Medicine, University of Rochester, Rochester, NY