vaccination

People should therefore continue to seek seasonal influenza vaccination like any other year.

因此，人们应当像以往一样继续接种季节性流感疫苗。

There are some reasons why some people believe they have gotten influenza after vaccination.

有若干原因可说明为什么有些人认为他们在接种疫苗之后患上流感。

These findings might be explained by lack of timely vaccination and/or occurrence of disease at an early age.

这些发现也许是由于没有及时接种疫苗以及/或者婴儿早期罹患过肺炎。