Lecithin/Surfactant.total:MFr:Pt:Amnio fld:Qn
lecithin/surfactant.total:mfr:pt:amnio fld:qn
Lecithin/Surfactant.total:Mass Fraction:To identify measures at a point in time:Amniotic fluid:Quantitative
lecithin/surfactant.total:mass fraction:to identify measures at a point in time:amniotic fluid:quantitative