Obstetric intervention.
Oregon Health Sciences University, Portland.
A S
AS
Thurmond
D001805:Blood Transfusion, Intrauterine; D005260:Female; D005315:Fetal Diseases / Q000175:diagnosis*; D005333:Fetus / Q000601:surgery*; D006801:Humans; D011247:Pregnancy; D011296:Prenatal Diagnosis; D014463:Ultrasonography