A.正常參考范圍上限 B.正常參考范圍下限 C.正常參考均值 D.危急值 E.醫(yī)學(xué)決定性水平
A.0% B.40% C.60% D.80% E.100%
A.20% B.40% C.60% D.80% E.100%