title: Commentary: uncertainty over length of incubation tempers optimism.
authors.affiliation: Institut National de la Santé et de la Recherche Médicale, Research Unit 360,Epidemiologie des Maladies Neurologiques, Hôpital La Salpêtriére, Paris, Cedex, France.
authors.forename: A
authors.initials: A
authors.lastname: Alpérovitch
mesh_terms: D000367:Age Factors; D000818:Animals; D002417:Cattle; D003704:Dementia / Q000401:mortality*; D016643:Encephalopathy, Bovine Spongiform / Q000635:transmission*; D006801:Humans; D015994:Incidence; D009784:Occupational Diseases / Q000401:mortality*; D016273:Occupational Exposure; D012307:Risk Factors