62.下列何者為慢性牙周炎致病菌 Porphyromonas gingivalis 所分泌的致病因子(virulence factor)？
(A)Leukotoxin
(B)Fimbriae
(C)Interleukins
(D)Gingipains

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統計： A(7), B(2), C(4), D(10), E(0) #3975761