title: Positional upper airways narrowing and an apparent life threatening event.
authors.affiliation: New Zealand Cot Death Association, Auckland.
authors.forename: S L
authors.initials: SL
authors.lastname: Tonkin
authors.forename: S
authors.initials: S
authors.lastname: Vogel
authors.forename: L
authors.initials: L
authors.lastname: Bennet
authors.forename: A J
authors.initials: AJ
authors.lastname: Gunn
mesh_terms: D000402:Airway Obstruction / Q000150:complications / Q000175:diagnosis* / Q000000981:diagnostic imaging; D003490:Cyanosis / Q000175:diagnosis* / Q000209:etiology; D003937:Diagnosis, Differential; D006257:Head; D006801:Humans; D007231:Infant, Newborn; D007568:Jaw; D008297:Male; D011187:Posture; D011859:Radiography