Tunisie Soir (Tunísia)
Em 2021: 0 notícias
Desde 1995: 29 notícias

Research describes Coronavirus transmission pattern

Publicado em 08 outubro 2020
By José Tadeu Arantes | Agência FAPESP – The most widely used model to describe the epidemic evolution of a disease over time is called SIR, short for susceptible (S), infected (I), and removed (R). A susceptible person can be infected, and the infected person will eventually be removed owing to either immunization or death. The number of people in each class varies, whereas the total population, given by the sum of individuals in all three classes, is considered constant in [...]