To study the present situation of nosocomial infection and drug resistance of Methicillin-resistant Staphylococcus Aureus (MRSA), provide reference for clinical rational use of drugs.
目的监测耐甲氧西林金黄色葡萄球菌（MRSA）医院感染现状及耐药性，为临床合理选用抗菌药物提供参考。
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Objective: To investigate the antimicrobial resistance of methicillinresistance coagulase negative staphylococci (MRCNS)and to analyze the relationship between their phenotype and genotype.