Ultrathin endoscopy and difficult duodenal intubation.
H E
HE
Mulcahy
P D
PD
Fairclough
D004386:Duodenum / Q000033:anatomy & histology; D019723:Endoscopes; D004724:Endoscopy / Q000379:methods*; D006801:Humans; D007441:Intubation, Gastrointestinal / Q000295:instrumentation* / Q000379:methods*