世界卫生组织计算乳牙龋失标准 -题库考试答案搜索网

世界卫生组织计算乳牙龋失标准

单选题

2021-09-01 19:31

A、7岁以下的儿童丧失了不该脱落的乳牙数
B、8岁以下的儿童丧失了不该脱落的乳牙数
C、9岁以下的儿童丧失了不该脱落的乳牙数
D、10岁以下的儿童丧失了不该脱落的乳牙数
E、11岁以下的儿童丧失了不该脱落的乳牙数

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正确答案

C

试题解析

标签：文才遵义医科大学预防口腔医学

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