title: State of the pulmonary blood flow and central hemodynamics in normal subjects breathing a helium-oxygen mixture.
mesh_terms: D000328:Adult; D000388:Air; D002302:Cardiac Output; D006339:Heart Rate; D006371:Helium; D006439:Hemodynamics; D006801:Humans; D008297:Male; D010100:Oxygen; D011652:Pulmonary Circulation; D012119:Respiration; D013318:Stroke Volume; D014655:Vascular Resistance
chemical_list: D006371:Helium; D010100:Oxygen