74 豬增生性腸病(porcine proliferative enteropathy)的病原為何?
(A) Campylobacter jejuni
(B) Campylobacter coli
(C) Lawsonia intracellulare
(D) Vibrio coli
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統計: A(11), B(11), C(413), D(5), E(0) #1179460
統計: A(11), B(11), C(413), D(5), E(0) #1179460