Children have been routinely immunized against polio since 1958.

自从1958 年以来，儿童都按照常规接种防治小儿麻痹症的疫苗。

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

如接种麻疹疫苗能预防麻疹，服脊髓质炎三价混合疫苗能预防小儿麻痹症等。

Children have been routinely immunized against polio since 1958.

自从1958 年以来，儿童都按照常规接种防治小儿麻痹症的。

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

如接种麻疹防麻疹，服脊髓质炎三价混合防小儿麻痹症等。

Children have been routinely immunized against polio since 1958.

自从1958 年以来，童都按照常规接治痹症的疫苗。

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

如接疫苗能预，服脊髓质炎三价混合疫苗能预痹症等。

Children have been routinely immunized against polio since 1958.

自从1958 年以来，儿童都按照种防治小儿麻痹症的疫苗。

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

如种麻疹疫苗能预防麻疹，服脊髓质炎三价混合疫苗能预防小儿麻痹症等。

Children have been routinely immunized against polio since 1958.

从1958 ，儿童都按照常规接种防治小儿麻痹症的疫苗。

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

如接种麻疹疫苗能预防麻疹，服脊髓质炎三价混合疫苗能预防小儿麻痹症等。

Children have been routinely immunized against polio since 1958.

自从1958 年以来，儿童都按照常规接种治小儿麻痹症的。

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

如接种麻麻，服脊髓质炎三价混合小儿麻痹症等。

Children have been routinely immunized against polio since 1958.

自从1958 年以来，儿童都按照常规接种防治小儿麻痹症的疫苗。

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

如接种麻疹疫苗能预防麻疹，服脊髓质炎三价混合疫苗能预防小儿麻痹症等。

Children have been routinely immunized against polio since 1958.

自从1958 年以来，儿童都按照常规种防治小儿的疫。

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

种疹疫能预防疹，服脊髓质炎三价混合疫能预防小儿等。

Children have been routinely immunized against polio since 1958.

自从1958 年以来，儿童都按照常防治小儿麻痹症的疫苗。

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

如麻疹疫苗能预防麻疹，服脊髓质炎三价混合疫苗能预防小儿麻痹症等。