Down syndrome and femur length.
Winston
Y E
YE
Horger
E O
EO
D004314:Down Syndrome / Q000175:diagnosis* / Q000473:pathology; D005260:Female; D005269:Femur / Q000473:pathology*; D005315:Fetal Diseases / Q000175:diagnosis; D005333:Fetus / Q000033:anatomy & histology; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014463:Ultrasonography