The relative merits of the step test, bicycle ergometer, and treadmill in the assessment of cardio-respiratory fitness.
D000328:Adult; D005080:Exercise Test; D006334:Heart Function Tests; D006339:Heart Rate; D006801:Humans; D008297:Male; D008722:Methods; D010100:Oxygen / Q000378:metabolism; D010809:Physical Fitness; D012129:Respiratory Function Tests
D010100:Oxygen