You are here

Article Text

Article menu
Download PDFPDF
PostScript
Correspondence
Vitamin D and COPD: seasonal variation is important

https://doi.org/10.1136/thx.2009.134338

Statistics from Altmetric.com

    Request Permissions

    If you wish to reuse any or all of this article please use the link below which will take you to the Copyright Clearance Center’s RightsLink service. You will be able to get a quick price and instant permission to reuse the content in many different ways.

    Footnotes

    • Competing interests None.

    • Ethics approval This study was conducted with the approval of the Norfolk research ethics committee.

    • Provenance and peer review Not commissioned; not externally peer reviewed.