57.犬感染性的呼吸道疾病最不可能由下列那種病毒造成?
(A)canine adenovirus type 2
(B)canine coronavirus
(C)canine parvovirus
(D)canine distemper virus
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統計: A(115), B(181), C(1895), D(138), E(0) #2406537
統計: A(115), B(181), C(1895), D(138), E(0) #2406537