Noninvasive prenatal testing comment:Txt:Pt:^Fetus:Nar
noninvasive prenatal testing comment:txt:pt:^fetus:nar
Noninvasive prenatal testing comment:Text:To identify measures at a point in time:^Fetus:Narrative
noninvasive prenatal testing comment:text:to identify measures at a point in time:^fetus:narrative