16.下列何種病毒最不會造成肝炎症狀?
(A)hepatitis B virus
(B)cytomegalovirus
(C)Epstein-Barr virus
(D)H1N1
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統計: A(1), B(53), C(127), D(896), E(0) #927322
統計: A(1), B(53), C(127), D(896), E(0) #927322