This is a polio vaccine.

Now giving the polio vaccine is simple.

Jonas Salk developed the polio vaccine in 1952.

But first, let's start with the polio vaccine studies.

Paul Offit ... Vaccine allowed us to eliminate polio virus.

Twenty years later, they succeeded and developed the polio vaccine.

One is a classic, the Salk Vaccine trials to eradicate polio in the

So what's the rate of polio across United States after the introduction of the vaccine.

So in the polio vaccine example we'll cover in a second, it's just whether the child was administered with the vaccine or administered with a placebo.

This SUnday, we will give a polio vaccine at Ramdhani Club All of you please bring your children along!

The second challenge we had was in contrast to the smallpox vaccine, which was very stable, and a single dose protected you for life the polio vaccine is incredibly fragile.

And, how do we know that these trials were effective? How do we know that the polio vaccine was effective?

End polio now.

It's the vaccine.

Create a vaccine.

What? Human vaccine?

And this started an incredible collaboration with industry, and within six months, we were testing a new polio vaccine that targeted, just two years ago, the last two types of polio in the world.

Umar also has polio.

In the vaccine area,

She was vaccinated against polio.

This is the polio virus.

So in the first example I come to, we're going to talk about vaccine trials that were conducted by the US government to eradicate polio.

Salk vaccine, those who got the treatment, those who got the real vaccine.

The trucks carrying the vaccine...

Ηow much vaccine is left?

And there's no vaccine left.

Νo vaccine data, no nothing.

No. It's the flu vaccine.

That same year, saw the first the development of the first effective polio vaccine. it was developed by Jonas Salk and a lot of these first randomized experiments are known as the salk vaccine trials, named after Jonas Salk.

So in the polio example we'll look at rates of polio in a certain sample.

At even stronger rates than Polio.

We're not trying to control polio.

With polio it's almost completely different.

Blindness, polio early detection, early response.

The vaccine will probably be useless.

A vaccine secretly developed by WilPharma.

No fear, no agony. Polio puff, gone.

Polio is still a devastating, explosive disease.

But soon we may see polio eradicated.

And we cured fearsome diseases like polio.

Dr. Njoku Obi invented the Cholera vaccine.

And why? Because Paul made a vaccine.

But there's a vaccine for that too.

You've heard about the vaccine we're stockpiling.

Yes. That plane contained an experimental vaccine.