49.下列那一種寄生蟲或其幼蟲,其寄生部位不在胃部?
(A)馬之Habronema spp.
(B)豬之Hyostrongylus rubidus
(C)牛之Haemonchus contortus
(D)馬之Strongylus spp.
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統計: A(194), B(72), C(112), D(1096), E(0) #854233
統計: A(194), B(72), C(112), D(1096), E(0) #854233