79.實驗用大鼠下顎頸部明顯腫大(如下左圖),剖檢之唾液腺肉眼病變如下右圖,最可能的致病原為下列何者?
(A)Sendai virus
(B)Kilham's rat virus
(C)rat coronavirus
(D)rat theilovirus
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統計: A(590), B(180), C(917), D(224), E(0) #2743609
統計: A(590), B(180), C(917), D(224), E(0) #2743609