1. EC (European Commission). 2000 Opinion of the Scientific Committee on Food on the Tolerable Upper Intake Level of Selenium europa.eu.int/comm/food/fs/sc/scf/out80_en.html
2. EC (European Commision). 2004 Reports on Tasks for Scientific Cooperation (SCOOP) Task 3.2.11. Assessment of the dietary exposures to arsenic, cadmium
3. EFSA (European Food Safety Authority). 2006 Opinion of the Scientific Panel on Additives and Products or Substances used in Animal Feed on the safety and efficacy of the product Sel-Plex®2000 as a feed additive according to Regulation (EC) No 1831/2003 (Question No EFSA-Q-2005-071) www.efsa.eu.int/science/feedap/feedap_opinions/1478_en.html
4. EMEA (The European Agency for the Evaluation of Medicinal Products) 1997 Committee for Veterinary Medicinal Products