45.下列選項中,最常造成貓巨結腸症的病因為何?
(A)idiopathic
(B)obstructive
(C)neurologic
(D)environmental factors
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統計: A(835), B(444), C(371), D(103), E(0) #1153901
統計: A(835), B(444), C(371), D(103), E(0) #1153901