Erratum to: PREVENTT: preoperative intravenous iron to treat anaemia in major surgery: study protocol for a randomised controlled trial

Affiliations

• ¹ Division of Surgery and Interventional Science, University College London, London, UK.
• ² Division of Surgery and Interventional Science, University College London, London, UK. b.clevenger@nhs.net.
• ³ Division of Surgery and Interventional Science, 4th Floor, University College London, UCL Medical School Building, 21 University Street, London, WC1E 6AU, UK. b.clevenger@nhs.net.
• ⁴ Queen Elizabeth Hospital, King's Lynn NHS Trust, Suffolk, UK.
• ⁵ Department of Medical Statistics, London School of Hygiene and Tropical Medicine, London, UK.
• ⁶ Department of Anaesthesia and Intensive Care, Papworth Hospital, Cambridge, UK.
• ⁷ Department of Innovative Clinical Trials, University Medical Centre Göttingen (UMG), Göttingen, Germany.