15.下列何種病毒會引起豬皮膚炎腎病症候群(porcine dermatitis and nephropathy syndrome)?
(A)冠狀病毒
(B)環狀病毒
(C)動脈病毒
(D)副黏液病毒
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統計: A(161), B(1696), C(383), D(169), E(0) #1632791
統計: A(161), B(1696), C(383), D(169), E(0) #1632791