1. Limbert M, Isert D, Klese N, Markus A, Seeger K, Seibert G, Schrinner E (1990) Antimicrob Agents Chemother 35:14–19
2. Shpigel NY, Levin D, Winkler M, Saran A, Ziv G, Böttner A (1997) J Dairy Sci 80:318–323
3. Ehinger AM, Schmidt H, Kietzmann M (2006) Vet J 172:147–153
4. European Agency for the Evaluation of Medicinal Products (EMEA)—Committee for Veterinary Medicinal Products (1995) Cefquinome summary report, EMEA/MRL/005/95. http://www.ema.europa.eu/docs/en_GB/document_library/Maximum_Residue_Limits_-_Report/2009/11/WC500011877.pdf accessed 12 September 2010
5. Union E (2010) Commission regulation (EU) 37/2010 of 22 December 2009 on pharmacologically active substances and their classification regarding maximum residue limits in foodstuffs of animal origin. Off J Eur Communities L 15:1–72