论文部分内容阅读
1982年初我科为开展口腔预防保健工作提供流行病学依据,对成都市儿童和成人的龋齿、牙周疾病、斑釉、四环素牙、釉质发育不全和牙颌异常进行了抽样调查,结果报告如下:
In early 1982, our department provided epidemiological evidence for the prevention and treatment of oral diseases, and conducted a sample survey of dental caries, periodontal disease, spot glaze, tetracycline tooth, enamel hypoplasia and dental jaw abnormalities in children and adults in Chengdu. The results are reported as follows :