title: Many questions, few answers for testosterone replacement therapy.
authors.forename: Brian
authors.initials: B
authors.lastname: Vastag
mesh_terms: D000368:Aged; D000375:Aging / Q000502:physiology; D020249:Hormone Replacement Therapy / Q000009:adverse effects / Q000639:trends; D006801:Humans; D008297:Male; D008875:Middle Aged; D010024:Osteoporosis / Q000517:prevention & control; D016032:Randomized Controlled Trials as Topic; D012306:Risk; D013739:Testosterone / Q000009:adverse effects / Q000378:metabolism / Q000627:therapeutic use*
chemical_list: D013739:Testosterone