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Epidemics
Study data from N. Degallier et al provide new insights into epidemics
March 10th, 2009
"To estimate the basic reproduction number (R-0) of dengue fever including both imported and autochthonous cases. The study was conducted based on epidemiological data of the 2003 dengue epidemic in Brasilia, Brazil," scientists writing in the journal Revista de Saude Publica report. "The basic reproduction number is estimated from the epidemic curve, fitting linearly the increase of initial cases. Aiming at simulating an epidemic with both autochthonous and imported cases, a ''susceptible-infectious-resistant'' compartmental model was designed, in which the imported cases were considered as an external forcing. The ratio between R-0 of imported versus...
Source: TB & Outbreaks Week (2009-03-10)
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