obstetric US: fetal biparietal diameter estimated from gestational age by Jeanty 1982 method
obstetric us: fetal biparietal diameter estimated from gestational age by jeanty 1982 method
obstetric US: fetal biparietal diameter estimated from gestational age by Jeanty 1982 method
obstetric us: fetal biparietal diameter estimated from gestational age by jeanty 1982 method