Congenital complete tracheal rings: a cause of difficult tracheal intubation.
E S
ES
Shank
W W
WW
Backus
S A
SA
Vitkun
D002675:Child, Preschool; D006801:Humans; D007442:Intubation, Intratracheal; D008297:Male; D014133:Tracheal Diseases / Q000150:complications* / Q000151:congenital*