?:authorAffiliation
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[\'Department of Epidemiology and Infectious Disease Control, Longhua Key Discipline of Public Health for the Prevention and Control of Infectious Diseases, Longhua Centre for Disease Control and Prevention, Shenzhen, China.\', \'Department of Epidemiology, School of Public Health, Southern Medical University, Guangzhou, China.\', \'Department of Child Healthcare, Futian Maternity and Child Healthcare Hospital, Shenzhen, China.\']
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