Effects of two years' intermittent stay at high altitudes on the pulmonary blood volume in man.
D000328:Adult; D000531:Altitude; D001794:Blood Pressure; D001810:Blood Volume; D001811:Blood Volume Determination; D002302:Cardiac Output; D005007:Ethnology; D006801:Humans; D007194:India; D008297:Male; D008875:Middle Aged; D011652:Pulmonary Circulation