Hem, Annelise, Axel Kornerup Hansen, Claes Rehbinder, Hanna-Marja Voipio, and Espen Engh. 1994. “Recommendations for Health Monitoring of Pig, Cat, Dog and Gerbil Breeding Colonies: Report of the Scandinavian Federation for Laboratory Animal Science (Scand-LAS) Working Group of Animal Health”. Scandinavian Journal of Laboratory Animal Science 21 (3). https://doi.org/10.23675/sjlas.v21i3.749.