Safety Assessment of Tripeptide-1, Hexapeptide-12, Their Metal Salts and Fatty Acyl Derivatives, and Palmitoyl Tetrapeptide-7 as Used in Cosmetics
Wilbur Johnson, W. Bergfeld, D. Belsito, Ronald A. Hill, C. Klaassen, D. Liebler, J. Marks, R. C. Shank, T. Slaga, P. Snyder, Lillian J. Gill, Bart A. Heldreth
International journal of toxicology