Oh Christmas tree, oh Christmas tree ...
Yanchar
Natalie
N
Division of Pediatric General Surgery, IWK Health Centre, Halifax, NS.
Pianosi
Paul
P
Fraser
Robert
R
D001980:Bronchi / Q000473:pathology; D002675:Child, Preschool; D005547:Foreign Bodies / Q000150:complications / Q000175:diagnosis*; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging; D008297:Male; D011014:Pneumonia / Q000209:etiology*; D014057:Tomography, X-Ray Computed; D014197:Trees