If it is true that...

There was a series of ~13 studies funded by the CDC which argued that vaccines do not cause autism

and

The incentive of the CDC is to deny that vaccines cause autism

and

The source of funds for a study can affect its accuracy

Then it must be true that...

The series of ~13 studies funded by the CDC which argued that vaccines do not cause autism are fraudulent

If it is true that...

The series of ~13 studies funded by the CDC which argued that vaccines do not cause autism are fraudulent

and

The series of ~13 studies funded by the CDC which argued that vaccines do not cause autism the most cited study for the claim

Then it must be true that...

There is little to no evidence that autism is not caused by vaccines