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A cluster-randomized, placebo-controlled, maternal vitamin a or beta-carotene supplementation trial in bangladesh: design and methods
BACKGROUND: We present the design, methods and population characteristics of a large community trial that assessed the efficacy of a weekly supplement containing vitamin A or beta-carotene, at recommended dietary levels, in reducing maternal mortality from early gestation through 12 weeks postpartum...
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Main Authors: | , , , , , , , , |
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Formato: | Artigo |
Idioma: | Inglês |
Publicado em: |
BioMed Central
2011
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Assuntos: | |
Acesso em linha: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3110135/ https://ncbi.nlm.nih.gov/pubmed/21510905 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/1745-6215-12-102 |
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