obstetric ultrasound: fetal femur length estimated from gestational age, fetal femur diaphysis length percentile
obstetric ultrasound: fetal femur length estimated from gestational age, fetal femur diaphysis length percentile
obstetric ultrasound: fetal femur length estimated from gestational age, fetal femur diaphysis length percentile (procedure)
obstetric ultrasound: fetal femur length estimated from gestational age, fetal femur diaphysis length percentile (procedure)