Does the effect of vitamin A supplements depend on vaccination status? An observational study from Guinea-Bissau | BMJ Open

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Does the effect of vitamin A supplements depend on vaccination status? An observational study from Guinea-Bissau

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Cite this article as:: Fisker AB, Aaby P, Bale C, et al

Does the effect of vitamin A supplements depend on vaccination status? An observational study from Guinea-Bissau

BMJ Open 2012;2:e000448. doi: 10.1136/bmjopen-2011-000448