title: [Nosocomial infection surveillance in critically ill patients in the intensive care units].
authors.forename: Francisco
authors.initials: F
authors.lastname: Alvarez Lerma
authors.forename: Mercedes
authors.initials: M
authors.lastname: Palomar Martínez
authors.forename: Pedro
authors.initials: P
authors.lastname: Olaechea Astigarraga
authors.forename: Enrique
authors.initials: E
authors.lastname: Cerdá Cerdá
mesh_terms: D016638:Critical Illness; D003428:Cross Infection / Q000188:drug therapy / Q000209:etiology / Q000382:microbiology / Q000401:mortality / Q000517:prevention & control*; D005060:Europe; D006801:Humans; D017053:Infection Control; D007362:Intensive Care Units; D007902:Length of Stay; D008712:Methicillin / Q000494:pharmacology; D016106:Methicillin Resistance; D011159:Population Surveillance; D012307:Risk Factors; D013030:Spain; D013203:Staphylococcal Infections / Q000188:drug therapy / Q000401:mortality / Q000517:prevention & control; D013211:Staphylococcus aureus / Q000187:drug effects
chemical_list: D008712:Methicillin