Foreign body from a Patil-Syracuse mask.
Williams
L
L
Teague
P D
PD
Nagia
A H
AH
D000776:Anesthesiology / Q000295:instrumentation*; D004867:Equipment Design; D005260:Female; D005547:Foreign Bodies / Q000209:etiology*; D006801:Humans; D008397:Masks; D008875:Middle Aged