Safety assessment of cosmetic formulations containing natural products using a tridimensional system - Ostrosky, Elissa Arantes; Lopes, P. S; Silva Leite, P. S; Velasco, Maria Valéria Robles; Pinto, Terezinha de Jesus Andreoli; Mathor, Monica Beatriz; Kaneko, Telma Mary (Congress of the International Federation of Societies of Cosmetic Chemists, 2010)