Ultrasound Visualization of the Central Nervous System during Embryonic and Fetal Periods: Neurosonoembryology Utilizing Multiple Three-dimensional Transvaginal Ultrasound Technology.
To study the ultrasonographic features of the central nervous system (CNS) in normally developing embryos and fetuses with a crown-rump length (CRL) of 10 to 84mm, utilizing a high-frequency...