| http://www.w3.org/ns/prov#value | - Buckets of chlorine are also on hand at Sierra Leone's airport in Freetown for disinfection, authorities said.Still, detecting Ebola in departing passengers might be tricky, since its initial symptoms are similar to many other diseases, including malaria and typhoid fever.It will be very difficult now to contain this outbreak because it is spread, Heymann said.
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