题目
题目
单项选择题

Question at position 25 Which of the following is true about vaccination and herd immunityIt helps protect those who are unvaccinatedIt helps protect those who are vaccinatedIt can help to limit the spread of a communicable disease outbreakAll of these

选项
A.It helps protect those who are unvaccinated
B.It helps protect those who are vaccinated
C.It can help to limit the spread of a communicable disease outbreak
D.All of these
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思路分析
Question at position 25 asks about vaccination and herd immunity and what statements are true. Option 1: 'It helps protect those who are unvaccinated' is accurate because herd immunity reduces the overall amount of circulating pathogen in a c......Login to view full explanation

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