Do surgical masks guard against viral infection?
At the outbreak of a virus, masks may give a sense of comfort but there is debate over their efficacy, with some medical professionals arguing that regular hand-washing is much more effective
At the outbreak of a virus, masks may give a sense of comfort but there is debate over their efficacy, with some medical professionals arguing that regular hand-washing is much more effective
How can we treat people fairly while reducing risk to others of contracting the disease?
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