I have a question about Immunization!

问题描述:

I have a question about Immunization!
What is the good for taking immunization?And what is the bad for taking immunization?
very need it now,so please!help me!

The advantage of Immunization is tha it can help you resist the foreign virus and bacteria and help build your body.While the bad is sometimes your immune system cannot indentify your own organs and i...