This is part of a nine hour deposition with Henry Plotkin. Dr. Plotkin is one of the authors on the main textbook on vaccines. You be surprised what you hear under oath ! Oh, and also by the way, Dr. Plotkin recused himself of going to court. It seems like Aaron Siri did too good of a job on this deposition You can find the full nine hour deposition on YouTube if you search “nine hour deposition, Henry Plotkin” | Vaccine Damage, I Believe in Science