An organized set of primary and secondary sources covering clinical background, drug-safety signals, and patient-safety considerations.
Understanding Long term outcome of Progressive Multifocal Leukoencephalopathy after Tysabri
A focused review of background, context, and source material on this subject.
Reference: MedlinePlus — Trusted Health Information
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.