25.下列何者是Legionella pneumophila最主要感染途徑?
(A)air condition spread
(B)person-to-person spread
(C)ingestion of contaminated food
(D)fecal-to-oral route
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統計: A(2154), B(132), C(139), D(109), E(0) #1741366
統計: A(2154), B(132), C(139), D(109), E(0) #1741366