Schniering, Anne, Rüdiger Schade, and Theo Hiepe. 1996. “[Development of an IgY-Based Assay for the Detection of Ascaris-Suum-Antigens] [Article in German]”. ALTEX - Alternatives to Animal Experimentation 13 (Supp. 1):62-65. https://altex.org/index.php/altex/article/view/2064.