21.   There is no risk of getting the virus through the test, Erb said, because the injections do not contain the HIV virus.

22.   Thomas has no idea how she got the virus.

23.   This should give you a clue as to why so many college students got the virus, and why it also swept across Asia.

24.   This was a tightly controlled laboratory experiment, they said, and the chance that people would get the virus through direct contact with birds is very slim.

25.   Tuesday, an Australian researcher presented conclusive evidence here that all four patients got the virus from the same patient on the same day.

26.   A Red Cross official in the region urged residents to burn all animal carcasses, saying most of the recent victims got the virus from handling ailing livestock.

27.   Akena does not know how he got the virus, which is normally spread by contact with the bodily fluids of an infected person.

28.   Birds, like humans, get the virus from mosquitoes.

29.   Birds, like humans, get the virus from mosquitos.

30.   But they said it did not mean that people would automatically get the virus if diseased chickens were present.