^a Department of Population, Family and Reproductive Health, Center on the Early Life Origins of Disease, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Md 

^b Department of Epidemiology, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Md 

^c Department of Genetics and Genomic Sciences, Icahn School of Medicine at Mount Sinai, New York, NY 

^d Department of Biostatistics, Johns Hopkins University Bloomberg School of Public Health, Baltimore, Md 

^e Division of Pediatric Allergy and Immunology, Johns Hopkins University School of Medicine, Baltimore, Md 

^f Division of Allergy and Immunology, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, Ill 

^g Key Laboratory of Genomic and Precision Medicine, Beijing Institute of Genomics, Chinese Academy of Sciences, Beijing, China 

^h Department of Pediatrics, Feinberg School of Medicine, Northwestern University, Chicago, Ill 

ⁱ Department of Preventive Medicine, School of Environmental Science & Public Health, Wenzhou Medical University, Wenzhou, China 

^j Institute for Interdisciplinary Salivary Bioscience Research, Arizona State University, Tempe, Ariz 

^k The Johns Hopkins School of Education, Baltimore, Md 

^l Mary Ann & J. Milburn Smith Child Health Research Program, Stanley Manne Children's Research Institute, Ann & Robert H. Lurie Children's Hospital of Chicago, Chicago, Ill 

^m Division of Biostatistics and Bioinformatics, Institute of Population Health Sciences, National Health Research Institutes, Zhunan, Taiwan 

ⁿ Departments of Human Genetics and Biostatistics, Graduate School of Public Health, University of Pittsburgh, Pittsburgh, Pa 

^o Division of General Pediatrics & Adolescent Medicine, Department of Pediatrics, Johns Hopkins University School of Medicine, Baltimore, Md