SARS Risk Factor
Wearing mask reduces risk of contracting SARS
Published in Medical Letter on the CDC and FDA, April 25th, 2004
According to recent research published in the journal Emerging Infectious Diseases, "Most cases of severe acute respiratory syndrome (SARS) have occurred in close contacts of SARS patients. However, in Beijing, a large proportion of SARS cases occurred in persons without such contact. We conducted a case-control study in Beijing that compared exposures of 94 unlinked, probable SARS patients with those of 281 community-based controls matched for age group and sex."
"Case-patients were more likely than...
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