Incidence of aflatoxin B1 residues in human liver samples from patients with cirrhosis and hepatocellular carcinoma in Brazil - Porta, Livia Della; Rosim, Roice Eliana; Petta, Tânia; Di Gregorio, Mayra Carraro; Ramalho, Fernando Silva; Ramalho, Leandra Naíra Zambelli; Augusto, Marlei Josiele; Oliveira, Carlos Augusto Fernandes de (Toxicology and Risk Assessment Conference, 2016)