title: What caused the 1918-30 epidemic of encephalitis lethargica?
authors.affiliation: Department of Medical Microbiology (Academic Virology), St Bartholomew's, London, England.
authors.forename: R R
authors.initials: RR
authors.lastname: Dourmashkin
mesh_terms: D002908:Chronic Disease; D004196:Disease Outbreaks / Q000266:history*; D004671:Encephalitis, Arbovirus / Q000453:epidemiology / Q000209:etiology / Q000266:history*; D018792:Encephalitis, Viral / Q000266:history; D049673:History, 20th Century; D006801:Humans; D012106:Research / Q000266:history