Nephrotoxicosis in Iberian piglets subsequent to exposure to melamine and derivatives in Spain between 2003 and 2006 - González, J; Puschner, B; Pérez, V; Ferreras, MC; Delgado, L; Muñoz, M; Pérez, C; Reyes, LE; Velasco, J; Fernández, V; García-Marín, JF (J Vet Diagn Invest, 2009)