1.

When can WHO declare a country Ebola free?

A. If no new cases are reported in one incubation period of the virus.
B. If no new cases are reported in the two incubation periods of the virus.
C. If no new cases are reported in the three incubation periods of the virus.
D. If no new cases are reported in the four incubation periods of the virus.
Answer» C. If no new cases are reported in the three incubation periods of the virus.


Discussion

No Comment Found