Media type: E-Article Title: Article Contributor: Blaha, Thomas Published: EDP Sciences, 2000 Published in: Veterinary Research, 31 (2000) 1, Seite 77-83 Language: Not determined DOI: 10.1051/vetres:2000058 ISSN: 0928-4249; 1297-9716 Keywords: General Veterinary Origination: Footnote: Access State: Open Access