1Barkovich AJ.The encephalopathic neonate:choosing the proper imaging technique.AJNR.l997,18:1816.
2Huppi PS,Barnes PD.Magnetic resonance techniques in the evaluarion of the newborn brain.Clin Perinatol,1997,24:693.
3Wezel-Meijler G,Knaap MS. Sic LT.et al.Magnetic reso-nance imaging of the brain in premature infants during the neonatal period,normal phenomena and reflection of mild ultra-sound abnormalities.Neuropediatrics,1998,29:89.
4Konishi Y,Hayakawa K,Kuriyama M,et al.Developmental features of the brain in preterm and fullterm infants on MR imaging.Early Hum Dev,1993,34:155.
5Childs AM,Ramenghi LA,Evans DJ,et al.MR features of de-veloping periventrieular white matter in preterm infants;evidence of glial cell migration.AJNR,1998,19:971.
6Dietrich RB.Magnetic resonance imaging of normal brain matu-ration.Semi Perinatol,1990,14:201.
7Keeney SE,Adcock EW,McArdle CB,et al.Prospective ob-servations of 100 high-risk neonates by high-field(1.5Tesla) magnetic resonance imaging of the central nervous system I:in-traventricular and extracerebral lesions.Pediatrics,1991,87:421.
8Leth H,Toff PB,Hernnign M,et al.Neonatal seizures associ-ated with cerebral lessions shown by magnetic resource imag-ing.Arch Dis Child,1997,77:F105.
9Zuerrer M,Martin E,Boltshauser E,et al MR imaging of in-tracranial hemorrhage in neonates and infants at 2.35 Tesla.Neuroradiolgy,1991.33:223.
10Bradley WG.MR appearance of hemorrahage in the brain.Radi-ology,1993,189:15.