TY - RPRT TI - Interpreting expired CO2 waveforms. AU - G R Neufeld AU - J E Baumgardner AU - P W Scherer PY - 1990 DO - 10.1213/00000539-199012000-00029 UR - https://pubmed.ncbi.nlm.nih.gov/2122772/ ID - 2122772 ER -