1. Council Directive 96/22/EC of 29 April 1996 concerning the prohibition on the use in stock farming of certain substances having a hormonal or thyrostatic action and of β-agonist and repealing Directives 81/602/EEC, 88/146/EEC and 88/299/EEC;European Council;Off. J. Eur. Commun.,1996
2. Council Directive 96/23/EC of 29 April 1996 on measures to monitor certain substances and residues thereof in live animals and animal products and repealing Directives 85/358/EEC and 86/469/EEC and Decisions 89/187/EEC and 91/664/EEC;European Council;Off. J. Eur. Commun.,1996
3. Commission Decision 2002/657/EC of 12 August 2002 implementing Council Directive 96/23/EC concerning the performance of analytical methods and the interpretation of results;European Commission;Off. J. Eur. Commun.,2002
4. Detectability of testosterone esters and estradiol benzoate in bovine hair and plasma following pour-on treatment;Stolker;Anal. Bioanal. Chem.,2009
5. Ultra high performance liquid chromatography/tandem mass spectrometry based identification of steroid esters in serum and plasma: an efficient strategy to detect natural steroids abuse in breeding and racing animals;Kaabia;J. Chromatogr. A,2013