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Double-blind randomised placebo-controlled trial of bolus-dose vitamin D3 supplementation in adults with asthma (ViDiAs)
  1. Adrian R Martineau1,2,
  2. Beverley D MacLaughlin1,
  3. Richard L Hooper1,
  4. Neil C Barnes1,2,
  5. David A Jolliffe1,
  6. Claire L Greiller1,
  7. Kate Kilpin1,
  8. David McLaughlin1,
  9. Gareth Fletcher1,
  10. Charles A Mein1,
  11. Mimoza Hoti1,
  12. Robert Walton1,
  13. Jonathan Grigg1,
  14. Peter M Timms3,
  15. Raj K Rajakulasingam3,
  16. Angshu Bhowmik3,
  17. Marion Rowe3,
  18. Timothy R Venton3,
  19. Aklak B Choudhury4,
  20. David E Simcock5,
  21. Zia Sadique6,
  22. William R Monteiro7,
  23. Christopher J Corrigan8,
  24. Catherine M Hawrylowicz8,
  25. Christopher J Griffiths1,2,8
  1. 1Barts and The London School of Medicine and Dentistry, Queen Mary University of London, London, UK
  2. 2Asthma UK Centre for Applied Research, Blizard Institute, Queen Mary University of London, London, UK
  3. 3Homerton University Hospital, London, UK
  4. 4Queen's Hospital, Rom Valley Way, Romford, London, UK
  5. 5Royal London Hospital, London, UK
  6. 6London School of Hygiene and Tropical Medicine, London, UK
  7. 7NIHR Leicester Respiratory Biomedical Research Unit, Glenfield Hospital, Leicester, UK
  8. 8MRC and the Asthma UK Centre for Allergic Mechanisms in Asthma, King's College London, London, UK
  1. Correspondence to Professor Adrian R Martineau, Centre for Primary Care and Public Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, Queen Mary University of London, 58 Turner St, London E1 2AB, UK; a.martineau{at}

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