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Correspondence
Authors' response
- Correspondence to Dr Vidya Navaratnam, Respiratory Medicine-Epidemiology, University of Nottingham, Clinical Sciences Building, Nottingham City Hospital, Hucknall Road, Nottingham NG5 1PB, UK; vidya.navaratnam{at}nottingham.ac.uk
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Publication history
- Accepted August 5, 2011
- First published September 7, 2011.
Online issue publication
September 01, 2022
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© 2012, Published by the BMJ Publishing Group Limited. For permission to use (where not already granted under a licence) please go to http://group.bmj.com/group/rights-licensing/permissions.