title: Odontoid hypoplasia, atlanto-axial instability and cervical myelopathy in pseudoachondroplasia.
authors.affiliation: Division of Neurosurgery, King Fahad National Guard Hospital, Riyadh, and Division of Neurosurgery, and Department of Diagnostic Radiology, Ottawa Civic Hospital, and University of Ottawa.
authors.forename: N A
authors.initials: NA
authors.lastname: Russell
authors.forename: C R
authors.initials: CR
authors.lastname: Hamdy
authors.forename: B G
authors.initials: BG
authors.lastname: Benoit
authors.forename: G J
authors.initials: GJ
authors.lastname: Belanger