TY  - RPRT
TI  - A disposable oxygen mask.
AU  - T H BURNS
AU  - J M HALL
PY  - 1953
DO  - 10.1136/bmj.2.4837.672
UR  - https://pubmed.ncbi.nlm.nih.gov/13082079/
ID  - 13082079
ER  -