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Provitamin A-biofortified maize increases serum β-carotene, but not retinol, in marginally nourished children: a cluster-randomized trial in rural Zambia.
Palmer AC, Siamusantu W, Chileshe J, Schulze KJ, Barffour M, Craft NE, Molobeka N, Kalungwana N, Arguello MA, Mitra M, Caswell B, Klemm RD, West KP Jr. Palmer AC, et al. Among authors: klemm rd. Am J Clin Nutr. 2016 Jul;104(1):181-90. doi: 10.3945/ajcn.116.132571. Epub 2016 May 11. Am J Clin Nutr. 2016. PMID: 27169838 Free article. Clinical Trial.
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