obstetric US: fetus biparietal diameter estimated from gestational age by Australian Society of Ultrasound Medicine 2000 method
obstetric us: fetus biparietal diameter estimated from gestational age by australian society of ultrasound medicine 2000 method
obstetric US: fetus biparietal diameter estimated from gestational age by Australian Society of Ultrasound Medicine 2000 method (procedure)
obstetric us: fetus biparietal diameter estimated from gestational age by australian society of ultrasound medicine 2000 method (procedure)