Diameter.biparietal/Diameter.occipital:LenRto:Pt:Head^Fetus:Qn:US.estimated from Chitty 1994
diameter.biparietal/diameter.occipital:lenrto:pt:head^fetus:qn:us.estimated from chitty 1994
Diameter.biparietal/Diameter.occipital:Length Ratio:To identify measures at a point in time:Head^Fetus:Quantitative:Ultrasound.estimated from Chitty 1994
diameter.biparietal/diameter.occipital:length ratio:to identify measures at a point in time:head^fetus:quantitative:ultrasound.estimated from chitty 1994