?:authorAffiliation
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[\'Faculty of Odonto-Stomatology, University of Medicine and Pharmacy, Hue University, Hue 530000, Vietnam.\', \'Institute for Community Health Research, University of Medicine and Pharmacy, Hue University, Hue 530000, Vietnam.\', \'Faculty of Public Health, University of Medicine and Pharmacy, Hue University, Hue 530000, Vietnam.\', \'Global Health Institute, University of Antwerp, 2000 Antwerp, Belgium.\']
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