Maximal exercise performance in members of the US Nordic Ski Team.
D000293:Adolescent; D000328:Adult; D002306:Cardiac Volume; D004452:Echocardiography; D006321:Heart / Q000000981:diagnostic imaging / Q000502:physiology*; D006339:Heart Rate; D006801:Humans; D008297:Male; D010101:Oxygen Consumption; D010806:Physical Education and Training; D005082:Physical Exertion; D011859:Radiography; D012119:Respiration; D012865:Skiing