Schade, Rüdiger, Peter Henklein, Andreas Hlinak, Jan de Vente, and Harry Steinbusch. “Specificity of Chicken (IgY) Versus Rabbit (IgG) Antibodies Raised Against Cholecystokinin Octapeptide (CCK-8)”. ALTEX - Alternatives to animal experimentation 13, no. Supp. 1 (January 1, 1996): 80–85. Accessed May 2, 2024. https://www.altex.org/index.php/altex/article/view/2069.