2Emercy CL, Weymouth LA. Detection and clinical significance of extended spectrum beta-lactamases in a tertiary care medical center.J Clin Microbiol, 1997, 35(8):2061 - 2067.
4Itokazu GS, Quinn JP, Bell-Dixon C, et al. Antimicrobial resistance rates among aerobic gram-negative bacilli recovered from patients in intensive-care units: evaluation of a national postmarketing surveillance program. Clin Infect Dis, 1996, 23: 779-784.
6Hilf M, Yu VL, Sharp J, et al. Antibiotic therapy for Psedomonas aeruginosa bacteriemia: outcome correlations in a prospective study of 200 patients. Am J Med, 1989, 87:540-546.
7Lanson EL. Persistent carriage of gram-negative bacteria on hands. Am J Infect Control, 1981, 9: 112-119.
8Urban C, Go E, Mariano N, et al. Effect of sulbactam on infections caused by imipenem-resistant Acinetobacter calcoaceticus biotype anitratus. J Infect Dis, 1993, 167: 448-451.
9Ang SW, Lee ST. Emergence of a multiple-resistant strain of Acinetobacter in a bums unit. Ann Acad Med Singapore, 1992, 21:660-603.
10Murray PR, Baron E J, Pfaller MA, et al. Manual of clinical laboratory.7th Edition. Washington DC: American Society for Microbiology, 1999,552-554.