1 Section of Allergy & Immunology and Pediatric Pulmonology, Department of Pediatrics, The University of Chicago Medicine and Biological Sciences, Chicago, Illinois; Division of Allergy, Immunology, and Rheumatology, Department of Pediatrics, Stanford School of Medicine, Stanford, California. Electronic address: tdunham@uchicago.edu.
2 Division of Pulmonary, Allergy, and Critical Care Medicine, Department of Medicine, Stanford School of Medicine, Stanford, California.
3 Quantitative Sciences Unit, Stanford School of Medicine, Stanford, California.
4 Division of Maternal-Fetal Medicine and Obstetrics, Department of Obstetrics and Gynecology, Stanford School of Medicine, Stanford, California.
5 Division of Allergy, Immunology, and Rheumatology, Department of Pediatrics, Stanford School of Medicine, Stanford, California.
6 Division of Allergy, Immunology, and Rheumatology, Department of Pediatrics, Stanford School of Medicine, Stanford, California; Division of Infectious Diseases and Geographic Medicine, Department of Medicine, Stanford School of Medicine, Stanford, California.
7 Department of Epidemiology and Population Health, Stanford School of Medicine, Stanford, California; Division of Immunology and Rheumatology, Department of Medicine, Stanford School of Medicine, Stanford, California.