title: Multiday exposure of men to high nitrogen pressure and increased airway resistance at natural expired oxygen tension: a 14-day continuous exposure to 5.2 per cent O 2  in N 2  at 4.0 atmospheres absolute pressure.
mesh_terms: D000222:Adaptation, Physiological; D000403:Airway Resistance; D001273:Atmosphere Exposure Chambers; D001274:Atmospheric Pressure; D001773:Blood Cells; D004242:Diving; D004781:Environmental Exposure; D006801:Humans; D008168:Lung / Q000502:physiology; D008297:Male; D008606:Mental Processes; D009584:Nitrogen; D010100:Oxygen; D012119:Respiration; D012623:Seawater; D013997:Time Factors; D014939:Work of Breathing
chemical_list: D009584:Nitrogen; D010100:Oxygen