A D Daruge

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The authors study the prevalence of lost of the first permanent molars in 6 to 12 years old schoolchildren of medium and low social-economic levels, in both sexes, from Ribeirão Preto, SP., on right and left hemiarcs, and both maxilars. The results indicate that teeth los was significantly higher in females, and in both sexes the teeth lost was higher in(More)
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