1. Naval Medical Center San Diego, Division of Allergy/Immunology, NTC Branch Health Clinic, 2051 Cushing Rd. San Diego, CA
2. Walter Reed National Military Medical Center, Division of Allergy/Immunology, 8901 Rockville Pike, Bethesda, MD
3. Landstuhl Regional Medical Center, Allergy Service, Division of Medicine, Dr. Hitzelberger Strasse, Landstuhl, Germany
4. Uniformed Services University of the Health Sciences, 4301 Jones Bridge Rd, Bethesda, MD