Article info
Chronic obstructive pulmonary disease
Original article
Vitamin D to prevent exacerbations of COPD: systematic review and meta-analysis of individual participant data from randomised controlled trials
- Correspondence to Professor Adrian R Martineau, The Centre for Primary Care and Public Health, Blizard Institute, Barts and The London School of Medicine and Dentistry, Queen Mary University of London, London E1 2AB, UK ; a.martineau{at}qmul.ac.uk
Citation
Vitamin D to prevent exacerbations of COPD: systematic review and meta-analysis of individual participant data from randomised controlled trials
Publication history
- Received May 19, 2018
- Revised November 20, 2018
- Accepted November 26, 2018
- First published January 10, 2019.
Online issue publication
March 14, 2019
Article Versions
- Previous version (10 January 2019).
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Copyright information
© Author(s) (or their employer(s)) 2019. No commercial re-use. See rights and permissions. Published by BMJ.