Speit, G.
, Autrup, H., Crebelli, R., Henderson, L., Kirsch-Volders, M., Madle, S., Parry, J. M., Sarrif, A. M. & Vrijhof, H. (2000).
Threshold in genetic toxicology - concluding remarks.
Mutation Research - Genetic Toxicology and Environmental Mutagenesis,
464(1), 149-153.