14.下列人畜共通病原中,那些病原會造成羊之流產?①Toxoplasma gondii ②Chlamydophila
abortus ③Brucella abortus ④Coxiella burnetii
(A)僅①②
(B)僅③④
(C)僅①②③
(D)①②③④
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統計: A(29), B(171), C(192), D(1387), E(0) #828518
統計: A(29), B(171), C(192), D(1387), E(0) #828518