The prevalence of pit and fissure sealants among twelve year olds living in Puerto Rico during 1997

to estimate the prevalence of pit and fissure sealants on first permanent molars in twelve year olds living in Puerto Rico and to further evaluate dental sealant prevalence by (1) urban/rural and public/private school status as well as (2) gender; population-based, cross-sectional study. public and...

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