MK Bolon, Hand Hygiene: An Update., in Infectious Disease Clinics of North America, vol. 30, n. 3, September 2016, pp. 591-607, DOI:10.1016/j.idc.2016.04.007, PMID 27515139.
«In 2002, the CDC released an updated hand hygiene guideline and, for the first time, endorsed the use of alcohol-based hand rubs for the majority of clinical interactions, provided that hands are not visibly soiled»