title: Response of pulmonary blood volume to 64 to 114 weeks of intermittent stay at high altitudes.
mesh_terms: D000328:Adult; D000531:Altitude; D001794:Blood Pressure; D001810:Blood Volume; D006339:Heart Rate; D006801:Humans; D008297:Male; D011652:Pulmonary Circulation; D013997:Time Factors