Diagnosing choanal atresia--a simple approach.
Thevasagayam
Mahilravi
M
Pediatric Otolaryngology (Division of Pediatric Surgery), Department of Pediatrics, and Division of Otolaryngology, The Stollery Children's Hospital, The University of Alberta Hospitals, Edmonton, Alberta, Canada. raventreg@yahoo.co.uk
El-Hakim
Hamdy
H
D002754:Choanal Atresia / Q000175:diagnosis*; D004869:Equipment Safety; D006801:Humans; D007231:Infant, Newborn; D007441:Intubation, Gastrointestinal / Q000009:adverse effects; D019023:Stethoscopes