Circadian and circannual rhythms in sexual activity and plasma hormones (FSH, LH, testosterone) of five human males.
D000328:Adult; D002940:Circadian Rhythm; D005640:Follicle Stimulating Hormone / Q000097:blood*; D006801:Humans; D007986:Luteinizing Hormone / Q000097:blood*; D008297:Male; D010507:Periodicity; D012621:Seasons; D012725:Sexual Behavior; D013739:Testosterone / Q000097:blood*
D013739:Testosterone; D007986:Luteinizing Hormone; D005640:Follicle Stimulating Hormone