Maximal oxygen intake among marathon runners.
D000367:Age Factors; D004562:Electrocardiography; D006339:Heart Rate; D006801:Humans; D007773:Lactates / Q000097:blood; D008297:Male; D010101:Oxygen Consumption; D005082:Physical Exertion; D013147:Spirometry; D013177:Sports; D013178:Sports Medicine
D007773:Lactates