[Surgical treatment of choanal atresia. Our experience with 20 cases].
D002648:Child; D002675:Child, Preschool; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009296:Nasal Cavity / Q000002:abnormalities*
Trattamento chirurgico della atresia coanale. Nostra esperienza su trenta casi.