Effects on maximal oxygen intake of acute changes in altitude in a deep mine.
D000328:Adult; D000531:Altitude; D001274:Atmospheric Pressure; D006339:Heart Rate; D006801:Humans; D008297:Male; D008906:Mining; D010101:Oxygen Consumption; D005082:Physical Exertion; D012119:Respiration; D013019:South Africa; D013997:Time Factors