TY  - RPRT
TI  - A respiration pump to provide a variable waveform.
AU  - W E WATSON
AU  - J M SPALDING
AU  - A C SMITH
PY  - 1962
DO  - 10.1093/bja/34.3.149
UR  - https://pubmed.ncbi.nlm.nih.gov/14005311/
ID  - 14005311
ER  -