TY  - RPRT
TI  - Cricoid ring thing.
AU  - E Whyte
AU  - P Jefferson
AU  - D R Ball
PY  - 2003
DO  - 10.1046/j.1365-2044.2003.03005_19.x
UR  - https://pubmed.ncbi.nlm.nih.gov/12562433/
ID  - 12562433
ER  -