title: Relationship of free and bound testosterone to sexual behavior in old rhesus males.
mesh_terms: D000375:Aging; D000818:Animals; D001798:Blood Proteins / Q000378:metabolism; D008253:Macaca mulatta; D008297:Male; D011485:Protein Binding; D012726:Sexual Behavior, Animal / Q000502:physiology*; D013739:Testosterone / Q000097:blood*
chemical_list: D001798:Blood Proteins; D013739:Testosterone