Article info
PDFEpidemiology
Research
Does the effect of vitamin A supplements depend on vaccination status? An observational study from Guinea-Bissau
- Correspondence to Dr Ane B Fisker; a.fisker{at}bandim.org
Citation
Does the effect of vitamin A supplements depend on vaccination status? An observational study from Guinea-Bissau
Publication history
- Received October 15, 2011
- Accepted December 19, 2011
- First published January 12, 2012.
Online issue publication
October 25, 2017
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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. This is an open-access article distributed under the terms of the Creative Commons Attribution Non-commercial License, which permits use, distribution, and reproduction in any medium, provided the original work is properly cited, the use is non commercial and is otherwise in compliance with the license. See: http://creativecommons.org/licenses/by-nc/2.0/ and http://creativecommons.org/licenses/by-nc/2.0/legalcode.