43.下列何者為恙蟲病(scrub typhus)之主要病原菌?
(A)Rickettsia prowazekii
(B)Rickettsia typhi
(C)Ehrlichia chaffeensis
(D)Orientia tsutsugamushi
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統計: A(323), B(318), C(44), D(1583), E(0) #2626678
統計: A(323), B(318), C(44), D(1583), E(0) #2626678