A Validated Age-Related Normative Model for Male Total Testosterone Shows Increasing Variance but No Decline after Age 40 Years

Open Access

Peer-reviewed

Research Article

Thomas W. Kelsey,

Affiliation School of Computer Science, University of St Andrews, St Andrews, United Kingdom
⨯
Lucy Q. Li,

Affiliation School of Medicine, University of Edinburgh, Edinburgh, United Kingdom
⨯
Rod T. Mitchell,

Affiliations Royal Hospital for Sick Children, Edinburgh, United Kingdom, MRC Centre for Reproductive Health, Queen’s Medical Research Institute, University of Edinburgh, Edinburgh, United Kingdom
⨯
Ashley Whelan,

Affiliation School of Medicine, University of Edinburgh, Edinburgh, United Kingdom
⨯
Richard A. Anderson,

Affiliation MRC Centre for Reproductive Health, Queen’s Medical Research Institute, University of Edinburgh, Edinburgh, United Kingdom
⨯
W. Hamish B. Wallace

* E-mail: hamish.wallace@nhs.net

Affiliation Department of Haematology/Oncology, Royal Hospital for Sick Children, Edinburgh, United Kingdom
⨯

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