TY - SER AU - Carvalho,K.L. AU - Gonçalves,G.A.A. AU - Lopes,A.L. AU - Santos,E.A. AU - Vargas,E.A. AU - Magalhães,W.E. TI - Modelling uncertainty estimation for the determination of aflatoxin M1 in milk by visual and densitometric thin-layer chromatography with immunoaffinity column clean-up KW - LEITE KW - AFLATOXINA KW - MICOTOXINA KW - RESÍDUO KW - CONTAMINAÇÃO ER -