TY  - RPRT
TI  - Proceedings: A gas flow integrator with continuous drift compensation.
AU  - G B Drummond
AU  - P G Goodenough
PY  - 1973
DO  - 10.1093/bja/45.12.1232-b
UR  - https://pubmed.ncbi.nlm.nih.gov/4274485/
ID  - 4274485
ER  -