99 若某工廠外洩毒性物質引起呼吸道傷害個案數呈現陡升陡降,此現象較符合何種流行曲線?
(A)混合流行(mixed epidemic)
(B)連鎖流行(propagated epidemic)
(C)共同病源流行(common source epidemic)
(D)週期循環流行(cyclic epidemic)
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統計: A(2), B(15), C(62), D(15), E(0) #1160995
統計: A(2), B(15), C(62), D(15), E(0) #1160995