Total testosterone may not decline with ageing in Korean men aged 40 years or older

Associations Between Longitudinal Changes in Serum Estrogen, Testosterone, and Bioavailable Testosterone and Changes in Benign Urologic Outcomes

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Testosterone Deficiency

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The influence of age on bioavailable and free testosterone is independent of body mass index and glucose levels

(2011) Graziele Halmenschlager et al.   WORLD JOURNAL OF UROLOGY

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Testosterone, sex hormone-binding globulin and the metabolic syndrome: a systematic review and meta-analysis of observational studies

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Testosterone Therapy in Men with Androgen Deficiency Syndromes: An Endocrine Society Clinical Practice Guideline

(2010) Shalender Bhasin et al.   JOURNAL OF CLINICAL ENDOCRINOLOGY & METABOLISM

Prediction of Metabolic Syndrome by Low Serum Testosterone Levels in Men: Results From the Study of Health in Pomerania

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Age-related changes in plasma androgen levels and their association with cardiovascular risk factors in male Japanese office workers

(2009) Shiho Fukai et al.   Geriatrics & Gerontology International

Hypothalamic-Pituitary-Testicular Axis Disruptions in Older Men Are Differentially Linked to Age and Modifiable Risk Factors: The European Male Aging Study

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