title: Prenatal origin of hemiparetic cerebral palsy: how often and why?
authors.affiliation: National Institute of Neurological Disorders and Stroke, Department of Health and Human Services, National Institutes of Health, Bethesda, Maryland 20892.
authors.forename: K B
authors.initials: KB
authors.lastname: Nelson
mesh_terms: D002547:Cerebral Palsy / Q000196:embryology*; D004200:Diseases in Twins; D005315:Fetal Diseases; D006429:Hemiplegia / Q000196:embryology; D006801:Humans