TY  - RPRT
TI  - Difficult intubation.
AU  - J A Williamson
AU  - W B Runciman
PY  - 1994
DO  - 10.1093/bja/72.3.366-b
UR  - https://pubmed.ncbi.nlm.nih.gov/8130062/
ID  - 8130062
ER  -