A.白細(xì)胞減少 B.白細(xì)胞增多 C.淋巴細(xì)胞減少 D.血小板降低
A.糞便 B.羽毛 C.呼吸道分泌物 D.血液
A.12h-24h B.24h-48h C.48h-72h D.72h-96h E.40h-48h