Racial and inter-racial differences in work capacity.
D000328:Adult; D000367:Age Factors; D000531:Altitude; D044383:Black People; D002980:Climate; D003289:Convalescence; D003431:Cross-Cultural Comparison; D004185:Disability Evaluation; D005260:Female; D006339:Heart Rate; D006801:Humans; D008297:Male; D008875:Middle Aged; D010101:Oxygen Consumption; D010809:Physical Fitness; D044469:Racial Groups; D012737:Sex Factors; D044465:White People; D014937:Work