PubMed · 1980 · 32 citations · 0 references
Life SciencesBiochemistryEndocrinologyAgingGerontologySteroid BiochemistryAging PhysiologyAndrogen PhysiologyGonadal HormonesGonadal Steroid HormonesSteroid Hormone BiochemistrySteroid MetabolismAge-related Androgen DeclineAge-related Endocrine ChangeAge-related Hormonal DeclineAge-related Sex Steroid ChangesFree Testosterone AssessmentHormonal Changes In AgingSex Steroid Physiology