Welcome
The Clinical Trial Service Unit and Epidemiological Studies Unit (CTSU) generates and disseminates reliable evidence from observational epidemiology and from randomised trials that leads to practicable methods of avoiding premature death and disability.
What's new
“Switching off” the ovaries reduces the risk of breast cancer recurrence by one-fifth in younger women
1 May 2026
Study shows suppressing ovarian function can significantly lower breast cancer recurrence risk in younger women already taking tamoxifen.
RECOVERY trial hailed as one of the two success stories of the COVID-19 pandemic
16 April 2026
The Chair of the COVID-19 Inquiry has described the RECOVERY trial’s identification of the drug dexamethasone as ‘one of the two success stories of the pandemic’.
Excess weight in early adulthood linked to higher risk of premature death
27 February 2026
Research published in Science Bulletin links excess weight in early adulthood to increased risk of premature death.
Directors
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Louise Bowman
Professor of Medicine and Clinical Trials, and Honorary Consultant Physician (Lipidology)
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Richard Haynes
Professor of Renal Medicine and Clinical Trials
