?:authorAffiliation
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[\'The National Institute of Hygiene and Epidemiology, Hanoi, Vietnam.\', \'Department of Biostatistics and Health Informatics, Institute of Preventive Medicine and Public Health, Hanoi Medical University, Hanoi, Vietnam.\', \'Department of Environmental Health, Institute of Preventive Medicine and Public Health, Hanoi Medical University, Hanoi, Vietnam.\', \'Ministry of Health, Hanoi, Vietnam.\', \'Institute of Preventive Medicine and Public Health, Hanoi Medical University, Hanoi, Vietnam.\']
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