Epidemiology of nosocomial pneumonia. New perspectives on an old disease.
Craven
D E
DE
Department of Medicine, Boston University School of Medicine, USA.
Steger
K A
KA
D003428:Cross Infection / Q000453:epidemiology* / Q000209:etiology / Q000635:transmission; D006801:Humans; D011014:Pneumonia / Q000453:epidemiology* / Q000209:etiology; D012307:Risk Factors