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Epidemiology
Superspreading is a normal feature of disease spread
January 17th, 2006
Superspreading is a normal feature of disease spread. "Population-level analyses often use average quantities to describe heterogeneous systems, particularly when variation does not arise from identifiable groups. "A prominent example, central to our current understanding of epidemic spread, is the basic reproductive number, R-0, which is defined as the mean number of infections caused by an infected individual in a susceptible population," investigators in the United States report. According to researchers, "Population estimates of R-0 can obscure considerable individual variation in infectiousness, as highlighted during the...
Source: TB & Outbreaks Week (2006-01-17)
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