Batista Resende, A.C. , Braz dos Santos, D. , Rodrigues do Carmo Filho, J. , de Bastos Ascenso Soares, R. and Rodrigues Montalvão, E. 2009. Detection of antimicrobial-resistant gram-negative bacteria in hospital effluents and in the sewage treatment station of Goiânia, Brazil: DOI: 10.15343/0104-7809.20094385391. O Mundo da Saúde. 33, 4 (Oct. 2009), 385–391.