Cook, A W Jejunal viral antigen in multiple sclerosis and amyotrophic lateral sclerosis. [electronic resource] - Lancet (London, England) Feb 1977 - 434 p. digital Publication Type: Letter ISSN: 0140-6736 Standard No.: 10.1016/s0140-6736(77)92653-8 doi Subjects--Topical Terms: Amyotrophic Lateral Sclerosis--immunologyAntigens, Viral--isolation & purificationHumansJejunum--immunologyMeasles virus--immunologyMultiple Sclerosis--immunologyPoliovirus--immunologySimplexvirus--immunology