ESSAY
"Killer Flu Strain Spreads"
Categories
Excerpt (first and last two sentences)
"The World Health Organization (W.H.O.) has issued the first global health
alert in a decade due to a spreading atypical pneumonia called Severe Acute
Respiratory Syndrome (S.A.R.S.).
The disease, which
is spread directly from person to person, has infected nearly 500 people and
killed at least nine people worldwide....
...When Legionnaire's disease stuck in Philadelphia in 1976, it took six
months to identify the causative bacterium. It took four years to figure out
that HIV causes AIDS."