Langhardt, Anja, Laura Frank, Brigitte Küchler, and Carmen Jungbäck. “[Avian Enzephalomyelitis of Poultry: Contribution on the Reduction of Animals During Vaccine Testing] [Article in German]”. ALTEX - Alternatives to animal experimentation 15, no. Supp. 1 (January 1, 1998): 49–52. Accessed November 4, 2024. https://www.altex.org/index.php/altex/article/view/2095.