Below is a working bibliography of trusted health, pharmacovigilance, and legal-analysis sources, compiled for open research.
How Tysabri triggers Progressive Multifocal Leukoencephalopathy: pathophysiology: Key Facts & Context — detailed background and analysis.
Reference: ClinicalTrials.gov
Authoritative source for clinical, regulatory, and public-health background reading.
Reference: Centers for Disease Control and Prevention (CDC)
Authoritative source for clinical, regulatory, and public-health background reading.
Reference: Wikipedia: Medical Malpractice
Authoritative source for clinical, regulatory, and public-health background reading.