Figure 2.

Frequency of untreated skin areas after application of 1.1 mL of Purell Advanced Instant Hand Sanitizer Foam to both hands; darker areas indicate a higher frequency of untreated skin; mean duration obtained with 15 volunteers: 23 seconds.

Kampf et al. BMC Infectious Diseases 2013 13:472   doi:10.1186/1471-2334-13-472
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