TY  - RPRT
TI  - Airway obstruction.
AU  - J S Bocles
AU  - R Llamas
PY  - 1971
DO  - 10.1016/s0025-7125(16)32531-7
UR  - https://pubmed.ncbi.nlm.nih.gov/4926060/
ID  - 4926060
ER  -