1 Division of Allergy and Immunology, Department of Pediatrics, University of Texas Southwestern Medical Center, Dallas, Texas. Electronic address: timothy.chow@utsouthwestern.edu.
2 Division of Allergy, Immunology, and Rheumatology, Rochester Regional Health, Rochester, NY; Division of Allergy, Immunology, and Rheumatology, University of Rochester School of Medicine and Dentistry, Rochester, NY.