![](/img/cover-not-exists.png)
Does the effect of vitamin A supplements depend on vaccination status? An observational study from Guinea-Bissau
Fisker, Ane B, Aaby, Peter, Bale, Carlito, Balde, Ibraima, Biering-Sørensen, Sofie, Agergaard, Jane, Martins, Cesario, Bibby, Bo M, Benn, Christine SVolume:
2
Year:
2012
Language:
english
Journal:
BMJ Open
DOI:
10.1136/bmjopen-2011-000448
File:
PDF, 250 KB
english, 2012