[[Effects of local treatment with sodium fluoride mouthrinse on peroxidase and hypothiocyanite saliva levels in adolescent]/].

The present work describes and analyzes the results of a randomized clinical trial on adolescents (age 18.2 +/- 0.6) carried out in order to evaluate the effects of a twice daily mouthrinse application containing xylitol, sorbitol, sacarine, ciclamate, aspartame, chlorhexidine, hexetidine or NaF for 14 days on amylase, peroxidase, thiocyanate, hypothiocyanite, secretory IgA and total proteins in whole saliva.

[Dental caries distribution in preschool children in an urban area of Argentina, 1992].

An investigation undertaken into a sample of 1,115 five-year old children attending kindergartens in the city of Córdoba (Argentina) is described. The investigation aimed at establishing the prevalence and distribution of dental caries by socioeconomic level. Research showed that the prevalence of caries had decreased 55.

[Prevalence of dental caries in elementary school children from a metropolitan area of the province of Córdoba, Argentina].

The results of a dental health epidemiologic study in primary school-children (aged 6-12) attending both public (municipal and provincial) and private schools in the city of Cordoba are described. The incidence of deciduous teeth caries was from moderate to high among the 6-year-old school-children from municipal schools but it was low in the provincial and private schools (dmf-t = 4.44, 2.