title: Introduction.
authors.affiliation: Department of Pediatrics, Yale University School of Medicine, New Haven, CT 06520-8064, USA.
authors.forename: Matthew J
authors.initials: MJ
authors.lastname: Bizzarro
mesh_terms: D003428:Cross Infection / Q000517:prevention & control*; D006801:Humans; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000175:diagnosis / Q000628:therapy; D007363:Intensive Care Units, Neonatal / Q000458:organization & administration; D015931:Intensive Care, Neonatal / Q000379:methods*; D009313:National Health Programs