Evolution of caries and fluorosis in schoolchildren of the Canary Islands (Spain): 1991, 1998, 2006.


The aim of this work is to assess the evolution of caries and fluorosis prevalence and indices at 7 and 12 years of age in the Canary Islands through three cross epidemiological studies conducted in 1991, 1998 and 2006. The three studies followed a similar methodology, using the WHO diagnosis criteria and indications, except for the assessment of fluorosis… (More)

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