title: Demystifying malformations.
authors.affiliation: Children's Hospital of Philadelphia, PA 19104.
authors.forename: L B
authors.initials: LB
authors.lastname: Rorke
mesh_terms: D001932:Brain Neoplasms / Q000196:embryology / Q000209:etiology*; D006801:Humans; D008067:Lipoma / Q000196:embryology / Q000209:etiology*