Zero tolerances in food and animal feed – are there any scientific alternatives? A European point of view on an international controversy. - Heberer,T.; Lahrssen-Wiederholt,M.; Schafft,H.; Abraham,K.; Pzyrembel,H.; Henning,K.J.; Schauzu,M.; Braeunig,J.; Goetz,M.; Niemann,L.; Gundert-Remy,U.; Luch,A.; et al. (Toxicol Lett, 2007)