John Barthelow Classen is an anti-vaccine advocate who has published research falsely linking vaccines to diabetes, Alzheimer's, and other diseases.
J. Bart Classen
" class="card-img-top bg-light" style="min-height: 200px" alt="The coronavirus vaccine doesn’t cause Alzheimer’s, ALS">
The COVID-19 vaccine could lead to prion diseases, Alzheimer’s, ALS and other neurodegenerative diseases.