title: Congenital nasal pyriform aperture stenosis.
authors.affiliation: Department of Radiology, Seattle Children's Hospital, 4800 Sand Point Way NE, Seattle, WA 98105, USA. stanescu@u.washington.edu
authors.forename: Luana A
authors.initials: LA
authors.lastname: Stanescu
authors.forename: Gisele E
authors.initials: GE
authors.lastname: Ishak