Social Sciences, asked by simmythekkan, 20 days ago

Find out how the polio vaccine was
discovered? What was the name of the
drive that the government has
undertaken to stop the spread of polio?
Collect pictures and create a poster.

Answers

Answered by iparinitadas23
1

Answer:

The first inactivated polio vaccine (IPV) was produced by Salk using virus grown on monkey kidney cells and inactivated with formalin. In 1954, the inactivated vaccine was tested in a placebo-controlled trial, which enrolled 1.6 million children in Canada, Finland and the United States. Pulse Polio is an immunisation campaign established by the government of India to eliminate poliomyelitis (polio) in India by vaccinating all children under the age of five years against the polio virus.

Answered by kumarvinod160875
0

Answer:

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