title: Annual changes in the sexual potency of captive male rhesus monkeys.
mesh_terms: D000728:Androgens / Q000097:blood; D000818:Animals; D004542:Ejaculation; D008251:Macaca / Q000502:physiology*; D008253:Macaca mulatta / Q000097:blood / Q000502:physiology*; D008297:Male; D012621:Seasons; D012726:Sexual Behavior, Animal; D013739:Testosterone / Q000097:blood
chemical_list: D000728:Androgens; D013739:Testosterone