Sentence examples for Upon outbreak from inspiring English sources

A Cox proportional hazard model [25] with duration as the survival measure was used to examine the effects of the measures of flock-level susceptibility, flock size and flock type upon outbreak duration.

In this article, we study the precision of pyramidal approaches to sCFR estimation and examine how the choice of the best approach depends upon outbreak characteristics.

The use of EWORS was however severely limited because it was managed under the Laboratory Branch of NCLE; data were not shared with the Epidemiology Unit responsible for acting upon outbreak alerts, and therefore not acted upon.

We now compare the performance of our model, as defined by equation (1), with three other models, in order to investigate the effect of different covariates and time series components upon outbreak signature detection.

This approach is important because our understanding of IID aetiology is largely based upon outbreak investigations which have used questionnaires to examine the importance of proximal risk factors (patient activity) for illness.

With the exception of hair length, we have found that individual and household characteristics are of minor importance to predict head lice infestations in a low-prevalence country and that unnoticed transmissions in school classes and families are likely to be the major driver upon outbreaks.

Upon the outbreak of World War II, Hélion enlisted in the French army in 1940.

Upon the outbreak of revolutionary disturbances in 1905, Trotsky returned to Russia.

Upon the outbreak of the Civil War, however, he sided with the Confederacy and organized his own company of troops.

Nevertheless, upon the outbreak of the Revolution in 1789, Hérault joined the crowd that stormed the Bastille (July 14).

Upon the outbreak of the French Revolution, he retired to a small estate at Blois and devoted himself to scientific research.