Muir, A Preliminary experience of environmental monitoring using sponge swabs on a neonatal intensive care unit. [electronic resource] - The Journal of hospital infection Mar 2013 - 266-7 p. digital Publication Type: Letter; Comment ISSN: 1532-2939 Standard No.: 10.1016/j.jhin.2012.11.015 doi Subjects--Topical Terms: Cross Infection--prevention & controlEnvironmental MicrobiologyEpidemiological MonitoringHumansInfection Control--methods