5.下列那些病毒性人畜共通疾病的主要病媒為蚊子?(1)波瓦森腦炎(Powassan encephalitis) (2)里夫谷熱(Rift Valley fever) (3)聖路易斯腦炎(St. Louis encephalitis)(4)俄羅斯及中歐春夏腦炎(Russian and central European spring-summer encephalitis)
(A)1234
(B)234
(C) 23
(D)2
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統計: A(37), B(28), C(212), D(33), E(0) #1178641
統計: A(37), B(28), C(212), D(33), E(0) #1178641