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Schuppers, M. E.; Frey, Caroline; Gottstein, Bruno; Stärk, K. D. C.; Kihm, U.; Regula, Gertraud (2010). Comparing the demonstration of freedom from Trichinella infection of domestic pigs by traditional and risk-based surveillance. Epidemiology and infection, 138(09), pp. 1242-1251. Cambridge: Cambridge University Press 10.1017/S0950268809991518
Seuberlich, Torsten; Botteron, Catherine; Benestad, Sylvie L; Brünisholz, Hervé; Wyss, Reto; Kihm, Ulrich; Schwermer, Heinzpeter; Friess, Martina; Nicolier, Alexandra; Heim, Dagmar; Zurbriggen, Andreas (2007). Atypical scrapie in a Swiss goat and implications for transmissible spongiform encephalopathy surveillance. Journal of veterinary diagnostic investigation, 19(1), pp. 2-8. Columbia, Mo.: American Association of Veterinary Laboratory Diagnosticians AAVLD 10.1177/104063870701900102
