ARVV - Sigurdarson,S.; Jarveikivarnir,S. - Epidemiology of scrapie in iceland and experience with control measures - Sub-Acute Spongiform Encephalopathies, edited by Ray Bradley, Marc Savey and Brian Marchant - Proceedings of a Seminar in the CEC Agricultural Research Programme, held in Brussels, 12-14 November 1990, 1991; 55: 233-42