To assess parental preferences for dental caries treatment and its association with socio-demographic conditions and beliefs about the primary dentition.

中文翻译：

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根据社会人口学条件和对乳牙列的信念，父母对学龄前儿童龋齿治疗的偏好。

评估父母对龋齿治疗的偏好及其与社会人口状况和对乳牙列的信念的关联。