MOULD, D L The causal agent of scrapie. I. Extraction of the agent from infected sheep tissue. [electronic resource] - Journal of comparative pathology Jan 1962 - 97-105 p. digital Publication Type: Journal Article ISSN: 0021-9975 Standard No.: 10.1016/s0368-1742(62)80011-3 doi Subjects--Topical Terms: AnimalsBrain--microbiologyDysentery--veterinaryParatuberculosis--veterinaryScrapieSheepSheep DiseasesSheep, Domestic