A.正常,正常,正常,延長(zhǎng),正常 B.正常,正常,正常,正常,延長(zhǎng) C.延長(zhǎng),正常,不良,正常,正常 D.延長(zhǎng),減少,不良,延長(zhǎng),延長(zhǎng) E.延長(zhǎng),減少,不良,正常,正常
A.慢性感染特點(diǎn) B.病原攜帶者特點(diǎn) C.急性感染特點(diǎn) D.隱性感染特點(diǎn) E.顯性感染特點(diǎn)