Refine your search
Availability
-
Authors
-
Topics
- Adolescent
- Adult
- Aged
- Angiomatosis
- Black People
- Blood Flow Velocity
- Breech Presentation
- Cohort Studies
- Female
- Fetal Growth Retardation
- Gestational Age
- Humans
- Placental Insufficiency
- Pregnancy
- South Africa
- Ultrasonography, Doppler
- Ultrasonography, Prenatal
- Umbilical Arteries
- diagnostic imaging
- epidemiology
- Show more
- Show less
-
Languages