Results for: albert-sabin

What is oral polio vaccine?

Poliomyelitis as two vaccines: Jonas Salk developed the first in 1952 and used first in 1955. This vaccine used an inactive virus. Albert Sabin developed an attenuated vaccine which was available in 1962. The Salk vaccine was given by injection… Full Answer

When was the polio vaccination made?

Poliomyelitis as two vaccines: Jonas Salk developed the first in 1952 and used first in 1955. This vaccine used an inactive virus. Albert Sabin developed an attenuated vaccine which was available in 1962. The Salk vaccine was given by injection… Full Answer

What happened to polio?

Poliomyelitis as two vaccines: Jonas Salk developed the first in 1952 and used first in 1955. This vaccine used an inactive virus. Albert Sabin developed an attenuated vaccine which was available in 1962. The Salk vaccine was given by injection… Full Answer