试题与答案

预防接种的流行病学评价指标为() A.患病率 B.发病率 C.死亡率 D.保护率 E

题型:单项选择题 A1型题

题目:

预防接种的流行病学评价指标为()

A.患病率

B.发病率

C.死亡率

D.保护率

E.特异危险度

答案:

参考答案:D

试题推荐
题型:连词成句

连词成句。

1. still, of, the, afraid, dark, you, are

                                                                              

2. with, on, go. I, sleep, to, bedroom, my, light

                                                                              

3. is, I'm, biggest, my, problem, too, busy, that

                                                                              

4. use, short, was, she, she, to, younger, did, be, when

                                                                              

5. lives, no, in, his, the, uncle, city, longer

                                                                              

查看答案
微信公众账号搜索答案