Endocrine modifications caused by sport activity: effect in leisure-time cross-country skiers.
D000328:Adult; D002940:Circadian Rhythm; D013006:Growth Hormone / Q000097:blood*; D006801:Humans; D006854:Hydrocortisone / Q000097:blood*; D007328:Insulin / Q000097:blood*; D008297:Male; D008875:Middle Aged; D010807:Physical Endurance; D012865:Skiing; D013997:Time Factors
D007328:Insulin; D013006:Growth Hormone; D006854:Hydrocortisone