1. Achiron R, Tadmor O, Abulafia Y, et al: Advantages of transvaginal ultrasonography in detection of fetal anomalies during the first trimester pregnancy. Proceedings of the Seventh Congress of the EUROSON, Jerusalem, Israel, 1990, A8
2. Iniencephaly: Neuropathologic study;Aleksic;Clin Neuro-pathol,1983
3. Sonographic recognition of agenesis of the corpus callosum;Atlas;Am J Neuro Radiol,1985
4. Sonography of congenital malformations of the brain;Babcock;Neuroradiology,1986
5. The normal, absent, and abnormal corpus callosum: Sonographic findings;Babcock;Radiology,1984