title: Nasal obstruction.
authors.forename: R M
authors.initials: RM
authors.lastname: Rubin
mesh_terms: D000293:Adolescent; D000403:Airway Resistance; D002648:Child; D002675:Child, Preschool; D005145:Face; D006801:Humans; D008445:Maxillofacial Development; D015508:Nasal Obstruction / Q000473:pathology / Q000503:physiopathology*; D009305:Nasopharynx / Q000473:pathology