1. Babcock DS, Han BK (1981) Cranial ultrasonography of infants. Williams and Wilkins, Baltimore, pp 140?183
2. Babcock DS, Mack L, Han BK (1982) Congenital anomalies and other abnormalities of the brain. In: Babcock DS (guest ed) Seminars in ultrasound. Grune & Stratton, New York, pp 191?199
3. Rumack CM, Johnson ML (1984) Perinatal and infant brain imaging: role of ultrasound and computed tomography. Year Book, Chicago
4. DeMyer W (1971) Classification of cerebral malformations. Birth Defects 7:78
5. Harwood-Nash DC, Fitz CR (1976) Neuroradiology in infants and children. Mosby, St. Louis, pp 1000?1014