title: Testosterone--fountain of youth or drug of abuse?
authors.forename: F J
authors.initials: FJ
authors.lastname: Hayes
mesh_terms: D000279:Administration, Cutaneous; D000368:Aged; D015519:Bone Density / Q000187:drug effects; D020249:Hormone Replacement Therapy; D006801:Humans; D008297:Male; D008875:Middle Aged; D013739:Testosterone / Q000009:adverse effects* / Q000097:blood / Q000627:therapeutic use*
chemical_list: D013739:Testosterone