170325-N-GM597-040 Portsmouth, Va. (March 25, 2017) Speaking to about 30 participants of the Tidewater Military Pediatric Symposium at Naval Medical Center Portsmouth (NMCP), Cmdr. Lance Potter of the Allergy and Immunology Clinic at NMCP talks about the study of allergies over the last 100 years and the development of diagnosing allergies in children. With the goal of improving communication between facilities, the pediatric symposium was open to doctors, nurses and members of the multidisciplinary care team who treat pediatric patients at any of the military treatment facilities in the Tidewater region. (U.S. Navy photo by Rebecca A. Perron/released)