PeeTime为什么要求洗手时长大于20秒
自定义20秒是世卫组织推荐的标准。你也可以前往APP设置 - 自定义设置 - 洗手设置，自定义洗手时长。
另请参阅
参考文献列表
Footnotes
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Investigating the Efficacy of Various Handwashing Methods against Enveloped and Non-Enveloped Viruses
https://pmc.ncbi.nlm.nih.gov/articles/PMC10076994↩ -
Efficacy of Removing Bacteria and Organic Dirt from Hands—A Study Based on Bioluminescence Measurements for Evaluation of Hand Hygiene When Cooking
https://pmc.ncbi.nlm.nih.gov/articles/PMC8394668↩