title: The characteristics of a low resistance breathing valve designed for the measurement of high aerobic capacity.
mesh_terms: D000403:Airway Resistance; D001698:Biomedical Engineering / Q000295:instrumentation; D006801:Humans; D010100:Oxygen; D010101:Oxygen Consumption; D012123:Pulmonary Ventilation; D012119:Respiration; D013147:Spirometry / Q000295:instrumentation*
chemical_list: D010100:Oxygen