The polio vaccine has saved millions of lives.

脊髓灰质炎疫了数以百万计的命。

If vaccinal measles vaccine can prevent hives, take a poliomyelitis tervalent mixture vaccine can prevent a poliomyelitis to wait.

如接种麻疹疫能预防麻疹，服脊髓灰质炎三价合疫能预防小儿麻痹症等。