單項(xiàng)選擇題

中性粒細(xì)胞缺乏癥的診斷標(biāo)準(zhǔn)是()

A.中性粒細(xì)胞絕對(duì)數(shù)<0.5×109/L
B.中性粒細(xì)胞絕對(duì)數(shù)<1.0×109/L
C.中性粒細(xì)胞絕對(duì)數(shù)<1.2×109/L
D.中性粒細(xì)胞絕對(duì)數(shù)<1.5×109/L
E.中性粒細(xì)胞絕對(duì)數(shù)<2.0×109/L

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