41.下列何者與豬隻下痢無關?
(A)Lawsonia intracellularis
(B)porcine parvovirus
(C)Clostridium perfringens type A
(D)Clostridium perfringens type C
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統計: A(42), B(622), C(184), D(63), E(0) #3282121
統計: A(42), B(622), C(184), D(63), E(0) #3282121