Observation:EntMeanVol:Pt:RBC^Fetus:Qn:Automated count
observation:entmeanvol:pt:rbc^fetus:qn:automated count
Observation:EntMeanVol:To identify measures at a point in time:Erythrocytes^Fetus:Quantitative:Automated count
observation:entmeanvol:to identify measures at a point in time:erythrocytes^fetus:quantitative:automated count