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口腔卫生习惯的好坏直接关系到口腔的清洁程度,与龋齿、牙周病、错(牙合)畸形等口腔疾病的发生有着密切的联系,对儿童身心健康有着
Oral health habits are directly related to the oral hygiene, and dental caries, periodontal disease, malocclusion and other oral diseases are closely linked to the occurrence of children’s physical and mental health has