Document Type : Research Articles
Authors
1 Graduate Program in Public Health, Federal University of Rio Grande do Norte (UFRN), Northeast Brazil.
2 Federal University of Rio Grande do Norte (UFRN), Northeast Brazil.
3 State University of Rio Grande do Norte (UERN), Northeast Brazil.
4 Departament of Collective Health, Graduate Program in Collective Health, Federal University of Rio Grande do Norte (UFRN), Northeast Brazil.
Abstract
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