MORAES, B. A. de; CRAVO, C. A. N.; LOUREIRO, M. M.; SOLARI, C. A.; ASENSI, M. D. Epidemiological Analysis of Bacterial Strains Involved in Hospital Infection in a University Hospital from Brazil . Rev. Inst. Med. Trop. São Paulo 2000, 42 (4), 201-207.