Government officials have stressed the UK’s extreme lockdown will only be relaxed once they are confident the coronavirus’ basic reproduction number will persistently remain below one. While it may ...

We published an article earlier this month that contained incorrect estimates for the basic reproduction number (R0) for COVID subvariants BA.4/BA.5 and BA.2. We have now corrected the error, but I ...

(K=population size, beta=transmission rate, alpha=recovery rate, S0=susceptible at the onset of the epidemic, S∞=susceptible at the end of the epidemic) of an infection leading to immunity depends on ...

Officials talk a lot about the coronavirus' basic reproduction number This is the number of people a patient statistically goes on to infect. The UK's extreme lockdown is hoped to bring this number to ...

Scientists say there is no evidence that the BA.5 version of the Omicron coronavirus variant is more transmissible than measles, or that it has a basic reproduction number, or "R-naught" (R0), of 18.6 ...

From March to July 1996 a measles outbreak occurred in northern Luxembourg with 110 reported cases centered around two primary schools (85 cases) and the surrounding community (25 cases). Eighty four ...