title: Severe choanal stenosis complicating nasopharyngeal CPAP.
authors: G
authors: G
authors: Moloney
authors: D I
authors: DI
authors: Tudehope
mesh_terms: D005260:Female; D006801:Humans; D007231:Infant, Newborn; D015508:Nasal Obstruction / Q000209:etiology*; D009305:Nasopharynx; D011175:Positive-Pressure Respiration / Q000009:adverse effects*; D012720:Severity of Illness Index; D013997:Time Factors