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1983年我们按卫生部龋病、牙周病调查委员会的诊断标准,对本市9,594例幼儿和学生的口腔疾病进行调查,结果:
In 1983, according to the diagnostic criteria of the Ministry of Health Caries and Periodontal Disease Investigation Commission, we investigated the oral diseases of 9,594 infants and students in our city. Results: