試題詳解

25. Which of the following studies would shed light on the mechanism of spread of H5N1 from Asia?
(A) Test fecal samples for H5N1 in Asian waterfowl that live near domestic poultry farms in Asia.
(B) Test for the presence of H5N1 in poultry used for human consumption worldwide.
(C) Perform cloacal or saliva smears of migrating waterfowl to monitor whether any infected birds show up in Alaska.
(D) Keep domestic and wild fowl from interacting with each other to minimize the probability that wild fowl could get infected and migrate out of Asia.