Sentence examples for outbreak is difficult from inspiring English sources

"We know asymptomatic infections occur … but whether we are seeing more of it in the current outbreak is difficult to ascertain," he said.

"Of course, with the benefit of hindsight, if you ask me now... we could have mounted a much more robust response". 8 April: WHO says outbreak is "difficult" and "very challenging" 23 June: MSF says outbreak is "out of control" 8 Aug: WHO declares "international public health emergency" The charity Medecins Sans Frontieres set up the first treatment centres when the outbreak began.

In westernised countries, the starting date of this outbreak is difficult to define precisely but population-based data suggest that CD incidence increased in the 40's or before in USA [12], in the 50's or before in Sweden [13], [14], in the 60's in United Kingdom [10], [11], [15], [16], and only later in Southern Europe.

Whether the vaccination campaign controlled the outbreak is difficult to prove.

Estimating the cost-benefit of the eradication of a hospital outbreak is difficult as it depends on several factors, notably the delay before the next outbreak.

The extent of this malpractice and the impact it had on the size and seriousness of the outbreak is difficult to assess.

Participants like Dr. Ross Brechner of the Maryland State Health Department said defining a big outbreak was difficult.

"The policy questions for a president in dealing with an avian flu outbreak are difficult," Bush said.

Assessing likely mortality from the outbreak was difficult because it had been behaving differently: in the US, no one had died and sufferers were experiencing mild symptoms while in Mexico the disease appeared to be much more lethal.

The full social and economic impacts of the outbreak are difficult to quantify [ 11], yet a study conducted during the epidemic found certain groups of horse owners to have much greater psychological distress compared to the general population [ 12].

The evolution of the virus during and in between these outbreaks is difficult to describe because it undergoes rapid evolution in order to evade the constantly adapting immune response of their hosts [ 1].