[steve86]

it has been reported that incubation can be as long as 90 days

Sure would like to see that link. Are you sure it wasn't from a fictional work?

[mazz44]

Sorry, incubation meaning still viable in the human body after initial exposure.

http://www.phac-aspc.gc.ca/lab-bio/res/psds-ftss/ebola-eng.php

[mazz44]

Should have said, “Communicable.”