This page collects vetted references on medical safety, regulatory guidance, and clinical background for anyone researching this topic.
Recovery and management of Progressive Multifocal Leukoencephalopathy linked to Tysabri
In-depth context and analysis on this topic for researchers and advocates.
Reference: Mayo Clinic — Diseases & Conditions
Authoritative source for clinical, regulatory, and public-health background reading.
Reference: U.S. Food and Drug Administration (FDA)
Authoritative source for clinical, regulatory, and public-health background reading.