TY - RPRT TI - MECHANICAL AID FOR PLOTTING MULTIPLE-BREATH NITROGEN ELIMINATION CURVES. AU - S J LICHTNECKERT AU - C E LUNDGREN AU - L S AKESSON PY - 1964 DO - 10.1152/jappl.1964.19.1.147 UR - https://pubmed.ncbi.nlm.nih.gov/14106554/ ID - 14106554 ER -