TY  - RPRT
TI  - Modern automatic respirators.
AU  - W W MUSHIN
AU  - L RENDELL-BAKER
PY  - 1954
DO  - 10.1093/bja/26.2.131
UR  - https://pubmed.ncbi.nlm.nih.gov/13149717/
ID  - 13149717
ER  -