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Bacterial colony-forming unit (CFU) counts (Cfu·cm2) before (A) and after (B) use of hand rub and reduction factors (Cfu·cm2) of bacterial CFU counts (C) for both hand hygiene (HH) techniques. Abbreviations: 3-HT, 3-step hand hygiene technique; 6-HT, 6-step hand hygiene technique.
