The association between supragingival [correction of subgingival] calculus deposits and the extent of gingival recession in a sample of Thai children and teenagers
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A survey was performed on a sample of children and teenagers in Thailand. The sample consisted of 260 subjects ages 10-17 years. Assessments of the prevalence and amount of supragingival calculus (Volpe-Manhold) on the facial and lingual surfaces of the six ma... ...
