Recruitment and retention of urban schoolchildren into a randomized double-blind vitamin D supplementation trial

BACKGROUND: While rarely used for supplementation trials in the U.S., schools present a practical alternative to a clinical setting. PURPOSE: We describe the successful recruitment and retention of urban schoolchildren into a 6-month randomized, double-blind vitamin D(3) supplementation trial. METHO...

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Vydáno v:Clin Trials
Hlavní autoři: Sacheck, Jennifer M., Van Rompay, Maria I., Olson, Elizabeth M., Chomitz, Virginia R., Goodman, Elizabeth, Gordon, Catherine M., Eliasziw, Misha, Holick, Michael F., Economos, Christina D.
Médium: Artigo
Jazyk:Inglês
Vydáno: 2014
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Article
On-line přístup:https://ncbi.nlm.nih.gov/pmc/articles/PMC4344912/
https://ncbi.nlm.nih.gov/pubmed/25349179
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1177/1740774514556551
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