https://lbry.tv/@Setting-Brushfires:a/Dr-Kary-Mullis-Explains-the-PCR-Test:3
Kary Mullis, inventor of the Polymerase Chain Reaction (PCR) test, answers questions on what the PCR test is, and how it’s used. Filmed sometime in the 1990s.
“It doesn’t tell you that you’re sick…”
Kary Mullis