题目内容
下列选项中,乳牙患龋的易感因素包括
2021-12-22
A.乳牙釉质、牙本质薄、钙化度低
B.乳牙抗酸力弱
C.儿童食品多为软质、黏性、高糖易发酵产酸
D.儿童自洁和清洁能力差
E.以上均是
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