69.鮭鱒科魚類發生出血性疾病後,耐過的魚在口腔週邊出現表皮瘤(如圖箭號所指),可能為下列何者所引起?
(A)oncorhynchus masou virus
(B)cyprinid herpesvirus 1
(C)lymphocystivirus
(D)koi herpesvirus
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統計: A(1149), B(574), C(342), D(353), E(0) #1588650
統計: A(1149), B(574), C(342), D(353), E(0) #1588650